168440500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 390394368

約数和(自身を除く): 221953868

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 97, 100, 115, 125, 151, 194, 230, 250, 302, 388, 460, 485, 500, 575, 604, 755, 970, 1150, 1510, 1940, 2231, 2300, 2425, 2875, 3020, 3473, 3775, 4462, 4850, 5750, 6946, 7550, 8924, 9700, 11155, 11500, 12125, 13892, 14647, 15100, 17365, 18875, 22310, 24250, 29294, 34730, 37750, 44620, 48500, 55775, 58588, 69460, 73235, 75500, 86825, 111550, 146470, 173650, 223100, 278875, 292940, 336881, 347300, 366175, 434125, 557750, 673762, 732350, 868250, 1115500, 1347524, 1464700, 1684405, 1736500, 1830875, 3368810, 3661750, 6737620, 7323500, 8422025, 16844050, 33688100, 42110125, 84220250, 168440500]

約数ペア:

[(1, 168440500), (2, 84220250), (4, 42110125), (5, 33688100), (10, 16844050), (20, 8422025), (23, 7323500), (25, 6737620), (46, 3661750), (50, 3368810), (92, 1830875), (97, 1736500), (100, 1684405), (115, 1464700), (125, 1347524), (151, 1115500), (194, 868250), (230, 732350), (250, 673762), (302, 557750), (388, 434125), (460, 366175), (485, 347300), (500, 336881), (575, 292940), (604, 278875), (755, 223100), (970, 173650), (1150, 146470), (1510, 111550), (1940, 86825), (2231, 75500), (2300, 73235), (2425, 69460), (2875, 58588), (3020, 55775), (3473, 48500), (3775, 44620), (4462, 37750), (4850, 34730), (5750, 29294), (6946, 24250), (7550, 22310), (8924, 18875), (9700, 17365), (11155, 15100), (11500, 14647), (12125, 13892)]