2216964100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{17581}}^1$

素因数の和:17705

約数の個数: 72

約数和(自身を含む): 5234583368

約数和(自身を除く): 3017619268

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 97, 100, 130, 194, 260, 325, 388, 485, 650, 970, 1261, 1300, 1940, 2425, 2522, 4850, 5044, 6305, 9700, 12610, 17581, 25220, 31525, 35162, 63050, 70324, 87905, 126100, 175810, 228553, 351620, 439525, 457106, 879050, 914212, 1142765, 1705357, 1758100, 2285530, 3410714, 4571060, 5713825, 6821428, 8526785, 11427650, 17053570, 22169641, 22855300, 34107140, 42633925, 44339282, 85267850, 88678564, 110848205, 170535700, 221696410, 443392820, 554241025, 1108482050, 2216964100]

約数ペア:

[(1, 2216964100), (2, 1108482050), (4, 554241025), (5, 443392820), (10, 221696410), (13, 170535700), (20, 110848205), (25, 88678564), (26, 85267850), (50, 44339282), (52, 42633925), (65, 34107140), (97, 22855300), (100, 22169641), (130, 17053570), (194, 11427650), (260, 8526785), (325, 6821428), (388, 5713825), (485, 4571060), (650, 3410714), (970, 2285530), (1261, 1758100), (1300, 1705357), (1940, 1142765), (2425, 914212), (2522, 879050), (4850, 457106), (5044, 439525), (6305, 351620), (9700, 228553), (12610, 175810), (17581, 126100), (25220, 87905), (31525, 70324), (35162, 63050)]