204077900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{877}}^1$

素因数の和:1083

約数の個数: 72

約数和(自身を含む): 480125520

約数和(自身を除く): 276047620

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 179, 260, 325, 358, 650, 716, 877, 895, 1300, 1754, 1790, 2327, 3508, 3580, 4385, 4475, 4654, 8770, 8950, 9308, 11401, 11635, 17540, 17900, 21925, 22802, 23270, 43850, 45604, 46540, 57005, 58175, 87700, 114010, 116350, 156983, 228020, 232700, 285025, 313966, 570050, 627932, 784915, 1140100, 1569830, 2040779, 3139660, 3924575, 4081558, 7849150, 8163116, 10203895, 15698300, 20407790, 40815580, 51019475, 102038950, 204077900]

約数ペア:

[(1, 204077900), (2, 102038950), (4, 51019475), (5, 40815580), (10, 20407790), (13, 15698300), (20, 10203895), (25, 8163116), (26, 7849150), (50, 4081558), (52, 3924575), (65, 3139660), (100, 2040779), (130, 1569830), (179, 1140100), (260, 784915), (325, 627932), (358, 570050), (650, 313966), (716, 285025), (877, 232700), (895, 228020), (1300, 156983), (1754, 116350), (1790, 114010), (2327, 87700), (3508, 58175), (3580, 57005), (4385, 46540), (4475, 45604), (4654, 43850), (8770, 23270), (8950, 22802), (9308, 21925), (11401, 17900), (11635, 17540)]