15678833780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{66161}}^1$

素因数の和:66245

約数の個数: 72

約数和(自身を含む): 35829898776

約数和(自身を除く): 20151064996

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 41, 68, 82, 85, 164, 170, 205, 289, 340, 410, 578, 697, 820, 1156, 1394, 1445, 2788, 2890, 3485, 5780, 6970, 11849, 13940, 23698, 47396, 59245, 66161, 118490, 132322, 236980, 264644, 330805, 661610, 1124737, 1323220, 2249474, 2712601, 4498948, 5425202, 5623685, 10850404, 11247370, 13563005, 19120529, 22494740, 27126010, 38241058, 46114217, 54252020, 76482116, 92228434, 95602645, 184456868, 191205290, 230571085, 382410580, 461142170, 783941689, 922284340, 1567883378, 3135766756, 3919708445, 7839416890, 15678833780]

約数ペア:

[(1, 15678833780), (2, 7839416890), (4, 3919708445), (5, 3135766756), (10, 1567883378), (17, 922284340), (20, 783941689), (34, 461142170), (41, 382410580), (68, 230571085), (82, 191205290), (85, 184456868), (164, 95602645), (170, 92228434), (205, 76482116), (289, 54252020), (340, 46114217), (410, 38241058), (578, 27126010), (697, 22494740), (820, 19120529), (1156, 13563005), (1394, 11247370), (1445, 10850404), (2788, 5623685), (2890, 5425202), (3485, 4498948), (5780, 2712601), (6970, 2249474), (11849, 1323220), (13940, 1124737), (23698, 661610), (47396, 330805), (59245, 264644), (66161, 236980), (118490, 132322)]