25907320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1229}}^1$

素因数の和:1288

約数の個数: 64

約数和(自身を含む): 63763200

約数和(自身を除く): 37855880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 620, 680, 1054, 1229, 1240, 2108, 2458, 2635, 4216, 4916, 5270, 6145, 9832, 10540, 12290, 20893, 21080, 24580, 38099, 41786, 49160, 76198, 83572, 104465, 152396, 167144, 190495, 208930, 304792, 380990, 417860, 647683, 761980, 835720, 1295366, 1523960, 2590732, 3238415, 5181464, 6476830, 12953660, 25907320]

約数ペア:

[(1, 25907320), (2, 12953660), (4, 6476830), (5, 5181464), (8, 3238415), (10, 2590732), (17, 1523960), (20, 1295366), (31, 835720), (34, 761980), (40, 647683), (62, 417860), (68, 380990), (85, 304792), (124, 208930), (136, 190495), (155, 167144), (170, 152396), (248, 104465), (310, 83572), (340, 76198), (527, 49160), (620, 41786), (680, 38099), (1054, 24580), (1229, 21080), (1240, 20893), (2108, 12290), (2458, 10540), (2635, 9832), (4216, 6145), (4916, 5270)]