348546250

素因数分解:

$2^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1$

素因数の和:365

約数の個数: 80

約数和(自身を含む): 714427560

約数和(自身を除く): 365881310

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 89, 125, 130, 178, 241, 250, 325, 445, 482, 625, 650, 890, 1157, 1205, 1250, 1625, 2225, 2314, 2410, 3133, 3250, 4450, 5785, 6025, 6266, 8125, 11125, 11570, 12050, 15665, 16250, 21449, 22250, 28925, 30125, 31330, 42898, 55625, 57850, 60250, 78325, 107245, 111250, 144625, 150625, 156650, 214490, 278837, 289250, 301250, 391625, 536225, 557674, 723125, 783250, 1072450, 1394185, 1446250, 1958125, 2681125, 2788370, 3916250, 5362250, 6970925, 13405625, 13941850, 26811250, 34854625, 69709250, 174273125, 348546250]

約数ペア:

[(1, 348546250), (2, 174273125), (5, 69709250), (10, 34854625), (13, 26811250), (25, 13941850), (26, 13405625), (50, 6970925), (65, 5362250), (89, 3916250), (125, 2788370), (130, 2681125), (178, 1958125), (241, 1446250), (250, 1394185), (325, 1072450), (445, 783250), (482, 723125), (625, 557674), (650, 536225), (890, 391625), (1157, 301250), (1205, 289250), (1250, 278837), (1625, 214490), (2225, 156650), (2314, 150625), (2410, 144625), (3133, 111250), (3250, 107245), (4450, 78325), (5785, 60250), (6025, 57850), (6266, 55625), (8125, 42898), (11125, 31330), (11570, 30125), (12050, 28925), (15665, 22250), (16250, 21449)]