72190901375

素因数分解:

$5^3\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1\times {\mathrm{3613}}^1$

素因数の和:3873

約数の個数: 64

約数和(自身を含む): 97421875200

約数和(自身を除く): 25230973825

約数列:

[1, 5, 19, 25, 47, 95, 125, 179, 235, 475, 893, 895, 1175, 2375, 3401, 3613, 4465, 4475, 5875, 8413, 17005, 18065, 22325, 22375, 42065, 68647, 85025, 90325, 111625, 159847, 169811, 210325, 343235, 425125, 451625, 646727, 799235, 849055, 1051625, 1716175, 3226409, 3233635, 3996175, 4245275, 8580875, 12287813, 16132045, 16168175, 19980875, 21226375, 30396169, 61439065, 80660225, 80840875, 151980845, 307195325, 403301125, 577527211, 759904225, 1535976625, 2887636055, 3799521125, 14438180275, 72190901375]

約数ペア:

[(1, 72190901375), (5, 14438180275), (19, 3799521125), (25, 2887636055), (47, 1535976625), (95, 759904225), (125, 577527211), (179, 403301125), (235, 307195325), (475, 151980845), (893, 80840875), (895, 80660225), (1175, 61439065), (2375, 30396169), (3401, 21226375), (3613, 19980875), (4465, 16168175), (4475, 16132045), (5875, 12287813), (8413, 8580875), (17005, 4245275), (18065, 3996175), (22325, 3233635), (22375, 3226409), (42065, 1716175), (68647, 1051625), (85025, 849055), (90325, 799235), (111625, 646727), (159847, 451625), (169811, 425125), (210325, 343235)]