72499852825

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:715

約数の個数: 96

約数和(自身を含む): 100399824000

約数和(自身を除く): 27899971175

約数列:

[1, 5, 17, 25, 29, 85, 101, 139, 145, 419, 425, 493, 505, 695, 725, 1717, 2095, 2363, 2465, 2525, 2929, 3475, 4031, 7123, 8585, 10475, 11815, 12151, 12325, 14039, 14645, 20155, 35615, 42319, 42925, 49793, 58241, 59075, 60755, 68527, 70195, 73225, 100775, 178075, 206567, 211595, 238663, 248965, 291205, 303775, 342635, 350975, 407131, 719423, 990097, 1032835, 1057975, 1193315, 1227251, 1244825, 1456025, 1688989, 1713175, 2035655, 3597115, 4950485, 5164175, 5882341, 5966575, 6136255, 6921227, 8444945, 10178275, 17985575, 20863267, 24752425, 28712813, 29411705, 30681275, 34606135, 42224725, 99999797, 104316335, 143564065, 147058525, 170587889, 173030675, 499998985, 521581675, 717820325, 852939445, 2499994925, 2899994113, 4264697225, 14499970565, 72499852825]

約数ペア:

[(1, 72499852825), (5, 14499970565), (17, 4264697225), (25, 2899994113), (29, 2499994925), (85, 852939445), (101, 717820325), (139, 521581675), (145, 499998985), (419, 173030675), (425, 170587889), (493, 147058525), (505, 143564065), (695, 104316335), (725, 99999797), (1717, 42224725), (2095, 34606135), (2363, 30681275), (2465, 29411705), (2525, 28712813), (2929, 24752425), (3475, 20863267), (4031, 17985575), (7123, 10178275), (8585, 8444945), (10475, 6921227), (11815, 6136255), (12151, 5966575), (12325, 5882341), (14039, 5164175), (14645, 4950485), (20155, 3597115), (35615, 2035655), (42319, 1713175), (42925, 1688989), (49793, 1456025), (58241, 1244825), (59075, 1227251), (60755, 1193315), (68527, 1057975), (70195, 1032835), (73225, 990097), (100775, 719423), (178075, 407131), (206567, 350975), (211595, 342635), (238663, 303775), (248965, 291205)]