20226971675

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{1019}}^1$

素因数の和:1364

約数の個数: 48

約数和(自身を含む): 26062974720

約数和(自身を除く): 5836003045

約数列:

[1, 5, 25, 53, 71, 211, 265, 355, 1019, 1055, 1325, 1775, 3763, 5095, 5275, 11183, 14981, 18815, 25475, 54007, 55915, 72349, 74905, 94075, 215009, 270035, 279575, 361745, 374525, 793993, 1075045, 1350175, 1808725, 3834497, 3969965, 5375225, 11395477, 15265639, 19172485, 19849825, 56977385, 76328195, 95862425, 284886925, 381640975, 809078867, 4045394335, 20226971675]

約数ペア:

[(1, 20226971675), (5, 4045394335), (25, 809078867), (53, 381640975), (71, 284886925), (211, 95862425), (265, 76328195), (355, 56977385), (1019, 19849825), (1055, 19172485), (1325, 15265639), (1775, 11395477), (3763, 5375225), (5095, 3969965), (5275, 3834497), (11183, 1808725), (14981, 1350175), (18815, 1075045), (25475, 793993), (54007, 374525), (55915, 361745), (72349, 279575), (74905, 270035), (94075, 215009)]