25010818280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{811}}^1\times {\mathrm{1327}}^1$

素因数の和:2239

約数の個数: 128

約数和(自身を含む): 65217761280

約数和(自身を除く): 40206943000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 415, 581, 664, 811, 830, 1162, 1327, 1622, 1660, 2324, 2654, 2905, 3244, 3320, 4055, 4648, 5308, 5677, 5810, 6488, 6635, 8110, 9289, 10616, 11354, 11620, 13270, 16220, 18578, 22708, 23240, 26540, 28385, 32440, 37156, 45416, 46445, 53080, 56770, 67313, 74312, 92890, 110141, 113540, 134626, 185780, 220282, 227080, 269252, 336565, 371560, 440564, 471191, 538504, 550705, 673130, 770987, 881128, 942382, 1076197, 1101410, 1346260, 1541974, 1884764, 2152394, 2202820, 2355955, 2692520, 3083948, 3769528, 3854935, 4304788, 4405640, 4711910, 5380985, 6167896, 7533379, 7709870, 8609576, 9423820, 10761970, 15066758, 15419740, 18847640, 21523940, 30133516, 30839480, 37666895, 43047880, 60267032, 75333790, 89324351, 150667580, 178648702, 301335160, 357297404, 446621755, 625270457, 714594808, 893243510, 1250540914, 1786487020, 2501081828, 3126352285, 3572974040, 5002163656, 6252704570, 12505409140, 25010818280]

約数ペア:

[(1, 25010818280), (2, 12505409140), (4, 6252704570), (5, 5002163656), (7, 3572974040), (8, 3126352285), (10, 2501081828), (14, 1786487020), (20, 1250540914), (28, 893243510), (35, 714594808), (40, 625270457), (56, 446621755), (70, 357297404), (83, 301335160), (140, 178648702), (166, 150667580), (280, 89324351), (332, 75333790), (415, 60267032), (581, 43047880), (664, 37666895), (811, 30839480), (830, 30133516), (1162, 21523940), (1327, 18847640), (1622, 15419740), (1660, 15066758), (2324, 10761970), (2654, 9423820), (2905, 8609576), (3244, 7709870), (3320, 7533379), (4055, 6167896), (4648, 5380985), (5308, 4711910), (5677, 4405640), (5810, 4304788), (6488, 3854935), (6635, 3769528), (8110, 3083948), (9289, 2692520), (10616, 2355955), (11354, 2202820), (11620, 2152394), (13270, 1884764), (16220, 1541974), (18578, 1346260), (22708, 1101410), (23240, 1076197), (26540, 942382), (28385, 881128), (32440, 770987), (37156, 673130), (45416, 550705), (46445, 538504), (53080, 471191), (56770, 440564), (67313, 371560), (74312, 336565), (92890, 269252), (110141, 227080), (113540, 220282), (134626, 185780)]