20172183850

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{260791}}^1$

素因数の和:260840

約数の個数: 96

約数和(自身を含む): 48895370496

約数和(自身を除く): 28723186646

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 25, 26, 34, 35, 50, 65, 70, 85, 91, 119, 130, 170, 175, 182, 221, 238, 325, 350, 425, 442, 455, 595, 650, 850, 910, 1105, 1190, 1547, 2210, 2275, 2975, 3094, 4550, 5525, 5950, 7735, 11050, 15470, 38675, 77350, 260791, 521582, 1303955, 1825537, 2607910, 3390283, 3651074, 4433447, 6519775, 6780566, 8866894, 9127685, 13039550, 16951415, 18255370, 22167235, 23731981, 31034129, 33902830, 44334470, 45638425, 47463962, 57634811, 62068258, 84757075, 91276850, 110836175, 115269622, 118659905, 155170645, 169514150, 221672350, 237319810, 288174055, 310341290, 403443677, 576348110, 593299525, 775853225, 806887354, 1186599050, 1440870275, 1551706450, 2017218385, 2881740550, 4034436770, 10086091925, 20172183850]

約数ペア:

[(1, 20172183850), (2, 10086091925), (5, 4034436770), (7, 2881740550), (10, 2017218385), (13, 1551706450), (14, 1440870275), (17, 1186599050), (25, 806887354), (26, 775853225), (34, 593299525), (35, 576348110), (50, 403443677), (65, 310341290), (70, 288174055), (85, 237319810), (91, 221672350), (119, 169514150), (130, 155170645), (170, 118659905), (175, 115269622), (182, 110836175), (221, 91276850), (238, 84757075), (325, 62068258), (350, 57634811), (425, 47463962), (442, 45638425), (455, 44334470), (595, 33902830), (650, 31034129), (850, 23731981), (910, 22167235), (1105, 18255370), (1190, 16951415), (1547, 13039550), (2210, 9127685), (2275, 8866894), (2975, 6780566), (3094, 6519775), (4550, 4433447), (5525, 3651074), (5950, 3390283), (7735, 2607910), (11050, 1825537), (15470, 1303955), (38675, 521582), (77350, 260791)]