681745459870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{251}}^1\times {\mathrm{9689}}^1$

素因数の和:10078

約数の個数: 96

約数和(自身を含む): 1322395230240

約数和(自身を除く): 640649770370

約数列:

[1, 2, 5, 10, 17, 34, 85, 97, 170, 194, 251, 289, 485, 502, 578, 970, 1255, 1445, 1649, 2510, 2890, 3298, 4267, 8245, 8534, 9689, 16490, 19378, 21335, 24347, 28033, 42670, 48445, 48694, 56066, 72539, 96890, 121735, 140165, 145078, 164713, 243470, 280330, 329426, 362695, 413899, 725390, 823565, 827798, 939833, 1647130, 1879666, 2069495, 2431939, 2800121, 4138990, 4699165, 4863878, 5600242, 7036283, 9398330, 12159695, 14000605, 14072566, 15977161, 24319390, 28001210, 31954322, 35181415, 41342963, 70362830, 79885805, 82685926, 159771610, 206714815, 235898083, 271611737, 413429630, 471796166, 543223474, 702830371, 1179490415, 1358058685, 1405660742, 2358980830, 2716117370, 3514151855, 4010267411, 7028303710, 8020534822, 20051337055, 40102674110, 68174545987, 136349091974, 340872729935, 681745459870]

約数ペア:

[(1, 681745459870), (2, 340872729935), (5, 136349091974), (10, 68174545987), (17, 40102674110), (34, 20051337055), (85, 8020534822), (97, 7028303710), (170, 4010267411), (194, 3514151855), (251, 2716117370), (289, 2358980830), (485, 1405660742), (502, 1358058685), (578, 1179490415), (970, 702830371), (1255, 543223474), (1445, 471796166), (1649, 413429630), (2510, 271611737), (2890, 235898083), (3298, 206714815), (4267, 159771610), (8245, 82685926), (8534, 79885805), (9689, 70362830), (16490, 41342963), (19378, 35181415), (21335, 31954322), (24347, 28001210), (28033, 24319390), (42670, 15977161), (48445, 14072566), (48694, 14000605), (56066, 12159695), (72539, 9398330), (96890, 7036283), (121735, 5600242), (140165, 4863878), (145078, 4699165), (164713, 4138990), (243470, 2800121), (280330, 2431939), (329426, 2069495), (362695, 1879666), (413899, 1647130), (725390, 939833), (823565, 827798)]