290420725250

素因数分解:

$2^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{67891}}^1$

素因数の和:68220

約数の個数: 64

約数和(自身を含む): 553620697344

約数和(自身を除く): 263199972094

約数列:

[1, 2, 5, 10, 25, 50, 71, 125, 142, 241, 250, 355, 482, 710, 1205, 1775, 2410, 3550, 6025, 8875, 12050, 17111, 17750, 30125, 34222, 60250, 67891, 85555, 135782, 171110, 339455, 427775, 678910, 855550, 1697275, 2138875, 3394550, 4277750, 4820261, 8486375, 9640522, 16361731, 16972750, 24101305, 32723462, 48202610, 81808655, 120506525, 163617310, 241013050, 409043275, 602532625, 818086550, 1161682901, 1205065250, 2045216375, 2323365802, 4090432750, 5808414505, 11616829010, 29042072525, 58084145050, 145210362625, 290420725250]

約数ペア:

[(1, 290420725250), (2, 145210362625), (5, 58084145050), (10, 29042072525), (25, 11616829010), (50, 5808414505), (71, 4090432750), (125, 2323365802), (142, 2045216375), (241, 1205065250), (250, 1161682901), (355, 818086550), (482, 602532625), (710, 409043275), (1205, 241013050), (1775, 163617310), (2410, 120506525), (3550, 81808655), (6025, 48202610), (8875, 32723462), (12050, 24101305), (17111, 16972750), (17750, 16361731), (30125, 9640522), (34222, 8486375), (60250, 4820261), (67891, 4277750), (85555, 3394550), (135782, 2138875), (171110, 1697275), (339455, 855550), (427775, 678910)]