28103250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:181

約数の個数: 128

約数和(自身を含む): 82487808

約数和(自身を除く): 54384558

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 53, 70, 75, 101, 105, 106, 125, 150, 159, 175, 202, 210, 250, 265, 303, 318, 350, 371, 375, 505, 525, 530, 606, 707, 742, 750, 795, 875, 1010, 1050, 1113, 1325, 1414, 1515, 1590, 1750, 1855, 2121, 2226, 2525, 2625, 2650, 3030, 3535, 3710, 3975, 4242, 5050, 5250, 5353, 5565, 6625, 7070, 7575, 7950, 9275, 10605, 10706, 11130, 12625, 13250, 15150, 16059, 17675, 18550, 19875, 21210, 25250, 26765, 27825, 32118, 35350, 37471, 37875, 39750, 46375, 53025, 53530, 55650, 74942, 75750, 80295, 88375, 92750, 106050, 112413, 133825, 139125, 160590, 176750, 187355, 224826, 265125, 267650, 278250, 374710, 401475, 530250, 562065, 669125, 802950, 936775, 1124130, 1338250, 1873550, 2007375, 2810325, 4014750, 4683875, 5620650, 9367750, 14051625, 28103250]

約数ペア:

[(1, 28103250), (2, 14051625), (3, 9367750), (5, 5620650), (6, 4683875), (7, 4014750), (10, 2810325), (14, 2007375), (15, 1873550), (21, 1338250), (25, 1124130), (30, 936775), (35, 802950), (42, 669125), (50, 562065), (53, 530250), (70, 401475), (75, 374710), (101, 278250), (105, 267650), (106, 265125), (125, 224826), (150, 187355), (159, 176750), (175, 160590), (202, 139125), (210, 133825), (250, 112413), (265, 106050), (303, 92750), (318, 88375), (350, 80295), (371, 75750), (375, 74942), (505, 55650), (525, 53530), (530, 53025), (606, 46375), (707, 39750), (742, 37875), (750, 37471), (795, 35350), (875, 32118), (1010, 27825), (1050, 26765), (1113, 25250), (1325, 21210), (1414, 19875), (1515, 18550), (1590, 17675), (1750, 16059), (1855, 15150), (2121, 13250), (2226, 12625), (2525, 11130), (2625, 10706), (2650, 10605), (3030, 9275), (3535, 7950), (3710, 7575), (3975, 7070), (4242, 6625), (5050, 5565), (5250, 5353)]