220184425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 301266432

約数和(自身を除く): 81082007

約数列:

[1, 5, 17, 25, 47, 73, 85, 151, 235, 365, 425, 755, 799, 1175, 1241, 1825, 2567, 3431, 3775, 3995, 6205, 7097, 11023, 12835, 17155, 19975, 31025, 35485, 55115, 58327, 64175, 85775, 120649, 177425, 187391, 275575, 291635, 518081, 603245, 936955, 1458175, 2590405, 3016225, 4684775, 8807377, 12952025, 44036885, 220184425]

約数ペア:

[(1, 220184425), (5, 44036885), (17, 12952025), (25, 8807377), (47, 4684775), (73, 3016225), (85, 2590405), (151, 1458175), (235, 936955), (365, 603245), (425, 518081), (755, 291635), (799, 275575), (1175, 187391), (1241, 177425), (1825, 120649), (2567, 85775), (3431, 64175), (3775, 58327), (3995, 55115), (6205, 35485), (7097, 31025), (11023, 19975), (12835, 17155)]