156931450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:272

約数の個数: 96

約数和(自身を含む): 336853440

約数和(自身を除く): 179921990

約数列:

[1, 2, 5, 10, 13, 19, 25, 26, 38, 50, 65, 95, 97, 130, 131, 190, 194, 247, 262, 325, 475, 485, 494, 650, 655, 950, 970, 1235, 1261, 1310, 1703, 1843, 2425, 2470, 2489, 2522, 3275, 3406, 3686, 4850, 4978, 6175, 6305, 6550, 8515, 9215, 12350, 12445, 12610, 12707, 17030, 18430, 23959, 24890, 25414, 31525, 32357, 42575, 46075, 47918, 62225, 63050, 63535, 64714, 85150, 92150, 119795, 124450, 127070, 161785, 165191, 239590, 241433, 317675, 323570, 330382, 482866, 598975, 635350, 808925, 825955, 1197950, 1207165, 1617850, 1651910, 2414330, 3138629, 4129775, 6035825, 6277258, 8259550, 12071650, 15693145, 31386290, 78465725, 156931450]

約数ペア:

[(1, 156931450), (2, 78465725), (5, 31386290), (10, 15693145), (13, 12071650), (19, 8259550), (25, 6277258), (26, 6035825), (38, 4129775), (50, 3138629), (65, 2414330), (95, 1651910), (97, 1617850), (130, 1207165), (131, 1197950), (190, 825955), (194, 808925), (247, 635350), (262, 598975), (325, 482866), (475, 330382), (485, 323570), (494, 317675), (650, 241433), (655, 239590), (950, 165191), (970, 161785), (1235, 127070), (1261, 124450), (1310, 119795), (1703, 92150), (1843, 85150), (2425, 64714), (2470, 63535), (2489, 63050), (2522, 62225), (3275, 47918), (3406, 46075), (3686, 42575), (4850, 32357), (4978, 31525), (6175, 25414), (6305, 24890), (6550, 23959), (8515, 18430), (9215, 17030), (12350, 12707), (12445, 12610)]