64661250

素因数分解:

$2^1\times 3^1\times 5^4\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:469

約数の個数: 80

約数和(自身を含む): 165771936

約数和(自身を除く): 101110686

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 125, 129, 150, 215, 250, 258, 375, 401, 430, 625, 645, 750, 802, 1075, 1203, 1250, 1290, 1875, 2005, 2150, 2406, 3225, 3750, 4010, 5375, 6015, 6450, 10025, 10750, 12030, 16125, 17243, 20050, 26875, 30075, 32250, 34486, 50125, 51729, 53750, 60150, 80625, 86215, 100250, 103458, 150375, 161250, 172430, 250625, 258645, 300750, 431075, 501250, 517290, 751875, 862150, 1293225, 1503750, 2155375, 2586450, 4310750, 6466125, 10776875, 12932250, 21553750, 32330625, 64661250]

約数ペア:

[(1, 64661250), (2, 32330625), (3, 21553750), (5, 12932250), (6, 10776875), (10, 6466125), (15, 4310750), (25, 2586450), (30, 2155375), (43, 1503750), (50, 1293225), (75, 862150), (86, 751875), (125, 517290), (129, 501250), (150, 431075), (215, 300750), (250, 258645), (258, 250625), (375, 172430), (401, 161250), (430, 150375), (625, 103458), (645, 100250), (750, 86215), (802, 80625), (1075, 60150), (1203, 53750), (1250, 51729), (1290, 50125), (1875, 34486), (2005, 32250), (2150, 30075), (2406, 26875), (3225, 20050), (3750, 17243), (4010, 16125), (5375, 12030), (6015, 10750), (6450, 10025)]