20177619900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{97}}^1\times {\mathrm{661}}^1\times {\mathrm{1049}}^1$

素因数の和:1824

約数の個数: 144

約数和(自身を含む): 59127986400

約数和(自身を除く): 38950366500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 97, 100, 150, 194, 291, 300, 388, 485, 582, 661, 970, 1049, 1164, 1322, 1455, 1940, 1983, 2098, 2425, 2644, 2910, 3147, 3305, 3966, 4196, 4850, 5245, 5820, 6294, 6610, 7275, 7932, 9700, 9915, 10490, 12588, 13220, 14550, 15735, 16525, 19830, 20980, 26225, 29100, 31470, 33050, 39660, 49575, 52450, 62940, 64117, 66100, 78675, 99150, 101753, 104900, 128234, 157350, 192351, 198300, 203506, 256468, 305259, 314700, 320585, 384702, 407012, 508765, 610518, 641170, 693389, 769404, 961755, 1017530, 1221036, 1282340, 1386778, 1526295, 1602925, 1923510, 2035060, 2080167, 2543825, 2773556, 3052590, 3205850, 3466945, 3847020, 4160334, 4808775, 5087650, 6105180, 6411700, 6933890, 7631475, 8320668, 9617550, 10175300, 10400835, 13867780, 15262950, 17334725, 19235100, 20801670, 30525900, 34669450, 41603340, 52004175, 67258733, 69338900, 104008350, 134517466, 201776199, 208016700, 269034932, 336293665, 403552398, 672587330, 807104796, 1008880995, 1345174660, 1681468325, 2017761990, 3362936650, 4035523980, 5044404975, 6725873300, 10088809950, 20177619900]

約数ペア:

[(1, 20177619900), (2, 10088809950), (3, 6725873300), (4, 5044404975), (5, 4035523980), (6, 3362936650), (10, 2017761990), (12, 1681468325), (15, 1345174660), (20, 1008880995), (25, 807104796), (30, 672587330), (50, 403552398), (60, 336293665), (75, 269034932), (97, 208016700), (100, 201776199), (150, 134517466), (194, 104008350), (291, 69338900), (300, 67258733), (388, 52004175), (485, 41603340), (582, 34669450), (661, 30525900), (970, 20801670), (1049, 19235100), (1164, 17334725), (1322, 15262950), (1455, 13867780), (1940, 10400835), (1983, 10175300), (2098, 9617550), (2425, 8320668), (2644, 7631475), (2910, 6933890), (3147, 6411700), (3305, 6105180), (3966, 5087650), (4196, 4808775), (4850, 4160334), (5245, 3847020), (5820, 3466945), (6294, 3205850), (6610, 3052590), (7275, 2773556), (7932, 2543825), (9700, 2080167), (9915, 2035060), (10490, 1923510), (12588, 1602925), (13220, 1526295), (14550, 1386778), (15735, 1282340), (16525, 1221036), (19830, 1017530), (20980, 961755), (26225, 769404), (29100, 693389), (31470, 641170), (33050, 610518), (39660, 508765), (49575, 407012), (52450, 384702), (62940, 320585), (64117, 314700), (66100, 305259), (78675, 256468), (99150, 203506), (101753, 198300), (104900, 192351), (128234, 157350)]