507187900

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{109}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 1222144000

約数和(自身を除く): 714956100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 31, 38, 50, 62, 76, 79, 95, 100, 109, 124, 155, 158, 190, 218, 310, 316, 380, 395, 436, 475, 545, 589, 620, 775, 790, 950, 1090, 1178, 1501, 1550, 1580, 1900, 1975, 2071, 2180, 2356, 2449, 2725, 2945, 3002, 3100, 3379, 3950, 4142, 4898, 5450, 5890, 6004, 6758, 7505, 7900, 8284, 8611, 9796, 10355, 10900, 11780, 12245, 13516, 14725, 15010, 16895, 17222, 20710, 24490, 29450, 30020, 33790, 34444, 37525, 41420, 43055, 46531, 48980, 51775, 58900, 61225, 64201, 67580, 75050, 84475, 86110, 93062, 103550, 122450, 128402, 150100, 163609, 168950, 172220, 186124, 207100, 215275, 232655, 244900, 256804, 266941, 321005, 327218, 337900, 430550, 465310, 533882, 642010, 654436, 818045, 861100, 930620, 1067764, 1163275, 1284020, 1334705, 1605025, 1636090, 2326550, 2669410, 3210050, 3272180, 4090225, 4653100, 5071879, 5338820, 6420100, 6673525, 8180450, 10143758, 13347050, 16360900, 20287516, 25359395, 26694100, 50718790, 101437580, 126796975, 253593950, 507187900]

約数ペア:

[(1, 507187900), (2, 253593950), (4, 126796975), (5, 101437580), (10, 50718790), (19, 26694100), (20, 25359395), (25, 20287516), (31, 16360900), (38, 13347050), (50, 10143758), (62, 8180450), (76, 6673525), (79, 6420100), (95, 5338820), (100, 5071879), (109, 4653100), (124, 4090225), (155, 3272180), (158, 3210050), (190, 2669410), (218, 2326550), (310, 1636090), (316, 1605025), (380, 1334705), (395, 1284020), (436, 1163275), (475, 1067764), (545, 930620), (589, 861100), (620, 818045), (775, 654436), (790, 642010), (950, 533882), (1090, 465310), (1178, 430550), (1501, 337900), (1550, 327218), (1580, 321005), (1900, 266941), (1975, 256804), (2071, 244900), (2180, 232655), (2356, 215275), (2449, 207100), (2725, 186124), (2945, 172220), (3002, 168950), (3100, 163609), (3379, 150100), (3950, 128402), (4142, 122450), (4898, 103550), (5450, 93062), (5890, 86110), (6004, 84475), (6758, 75050), (7505, 67580), (7900, 64201), (8284, 61225), (8611, 58900), (9796, 51775), (10355, 48980), (10900, 46531), (11780, 43055), (12245, 41420), (13516, 37525), (14725, 34444), (15010, 33790), (16895, 30020), (17222, 29450), (20710, 24490)]