1814928050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{229}}^1$

素因数の和:480

約数の個数: 96

約数和(自身を含む): 3719293200

約数和(自身を除く): 1904365150

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 89, 130, 137, 178, 229, 274, 325, 445, 458, 650, 685, 890, 1145, 1157, 1370, 1781, 2225, 2290, 2314, 2977, 3425, 3562, 4450, 5725, 5785, 5954, 6850, 8905, 11450, 11570, 12193, 14885, 17810, 20381, 24386, 28925, 29770, 31373, 40762, 44525, 57850, 60965, 62746, 74425, 89050, 101905, 121930, 148850, 156865, 158509, 203810, 264953, 304825, 313730, 317018, 407849, 509525, 529906, 609650, 784325, 792545, 815698, 1019050, 1324765, 1568650, 1585090, 2039245, 2649530, 2792197, 3962725, 4078490, 5584394, 6623825, 7925450, 10196225, 13247650, 13960985, 20392450, 27921970, 36298561, 69804925, 72597122, 139609850, 181492805, 362985610, 907464025, 1814928050]

約数ペア:

[(1, 1814928050), (2, 907464025), (5, 362985610), (10, 181492805), (13, 139609850), (25, 72597122), (26, 69804925), (50, 36298561), (65, 27921970), (89, 20392450), (130, 13960985), (137, 13247650), (178, 10196225), (229, 7925450), (274, 6623825), (325, 5584394), (445, 4078490), (458, 3962725), (650, 2792197), (685, 2649530), (890, 2039245), (1145, 1585090), (1157, 1568650), (1370, 1324765), (1781, 1019050), (2225, 815698), (2290, 792545), (2314, 784325), (2977, 609650), (3425, 529906), (3562, 509525), (4450, 407849), (5725, 317018), (5785, 313730), (5954, 304825), (6850, 264953), (8905, 203810), (11450, 158509), (11570, 156865), (12193, 148850), (14885, 121930), (17810, 101905), (20381, 89050), (24386, 74425), (28925, 62746), (29770, 60965), (31373, 57850), (40762, 44525)]