20536477700

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{294641}}^1$

素因数の和:294713

約数の個数: 72

約数和(自身を含む): 48336609384

約数和(自身を除く): 27800131684

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 41, 50, 68, 82, 85, 100, 164, 170, 205, 340, 410, 425, 697, 820, 850, 1025, 1394, 1700, 2050, 2788, 3485, 4100, 6970, 13940, 17425, 34850, 69700, 294641, 589282, 1178564, 1473205, 2946410, 5008897, 5892820, 7366025, 10017794, 12080281, 14732050, 20035588, 24160562, 25044485, 29464100, 48321124, 50088970, 60401405, 100177940, 120802810, 125222425, 205364777, 241605620, 250444850, 302007025, 410729554, 500889700, 604014050, 821459108, 1026823885, 1208028100, 2053647770, 4107295540, 5134119425, 10268238850, 20536477700]

約数ペア:

[(1, 20536477700), (2, 10268238850), (4, 5134119425), (5, 4107295540), (10, 2053647770), (17, 1208028100), (20, 1026823885), (25, 821459108), (34, 604014050), (41, 500889700), (50, 410729554), (68, 302007025), (82, 250444850), (85, 241605620), (100, 205364777), (164, 125222425), (170, 120802810), (205, 100177940), (340, 60401405), (410, 50088970), (425, 48321124), (697, 29464100), (820, 25044485), (850, 24160562), (1025, 20035588), (1394, 14732050), (1700, 12080281), (2050, 10017794), (2788, 7366025), (3485, 5892820), (4100, 5008897), (6970, 2946410), (13940, 1473205), (17425, 1178564), (34850, 589282), (69700, 294641)]