979455280340

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{40693}}^1$

素因数の和:41053

約数の個数: 96

約数和(自身を含む): 2121462863520

約数和(自身を除く): 1142007583180

約数列:

[1, 2, 4, 5, 10, 20, 61, 109, 122, 181, 218, 244, 305, 362, 436, 545, 610, 724, 905, 1090, 1220, 1810, 2180, 3620, 6649, 11041, 13298, 19729, 22082, 26596, 33245, 39458, 40693, 44164, 55205, 66490, 78916, 81386, 98645, 110410, 132980, 162772, 197290, 203465, 220820, 394580, 406930, 813860, 1203469, 2406938, 2482273, 4435537, 4813876, 4964546, 6017345, 7365433, 8871074, 9929092, 12034690, 12411365, 14730866, 17742148, 22177685, 24069380, 24822730, 29461732, 36827165, 44355370, 49645460, 73654330, 88710740, 147308660, 270567757, 449291413, 541135514, 802832197, 898582826, 1082271028, 1352838785, 1605664394, 1797165652, 2246457065, 2705677570, 3211328788, 4014160985, 4492914130, 5411355140, 8028321970, 8985828260, 16056643940, 48972764017, 97945528034, 195891056068, 244863820085, 489727640170, 979455280340]

約数ペア:

[(1, 979455280340), (2, 489727640170), (4, 244863820085), (5, 195891056068), (10, 97945528034), (20, 48972764017), (61, 16056643940), (109, 8985828260), (122, 8028321970), (181, 5411355140), (218, 4492914130), (244, 4014160985), (305, 3211328788), (362, 2705677570), (436, 2246457065), (545, 1797165652), (610, 1605664394), (724, 1352838785), (905, 1082271028), (1090, 898582826), (1220, 802832197), (1810, 541135514), (2180, 449291413), (3620, 270567757), (6649, 147308660), (11041, 88710740), (13298, 73654330), (19729, 49645460), (22082, 44355370), (26596, 36827165), (33245, 29461732), (39458, 24822730), (40693, 24069380), (44164, 22177685), (55205, 17742148), (66490, 14730866), (78916, 12411365), (81386, 12034690), (98645, 9929092), (110410, 8871074), (132980, 7365433), (162772, 6017345), (197290, 4964546), (203465, 4813876), (220820, 4435537), (394580, 2482273), (406930, 2406938), (813860, 1203469)]