203808800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{19597}}^1$

素因数の和:19630

約数の個数: 72

約数和(自身を含む): 535848516

約数和(自身を除く): 332039716

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 5200, 10400, 19597, 39194, 78388, 97985, 156776, 195970, 254761, 313552, 391940, 489925, 509522, 627104, 783880, 979850, 1019044, 1273805, 1567760, 1959700, 2038088, 2547610, 3135520, 3919400, 4076176, 5095220, 6369025, 7838800, 8152352, 10190440, 12738050, 15677600, 20380880, 25476100, 40761760, 50952200, 101904400, 203808800]

約数ペア:

[(1, 203808800), (2, 101904400), (4, 50952200), (5, 40761760), (8, 25476100), (10, 20380880), (13, 15677600), (16, 12738050), (20, 10190440), (25, 8152352), (26, 7838800), (32, 6369025), (40, 5095220), (50, 4076176), (52, 3919400), (65, 3135520), (80, 2547610), (100, 2038088), (104, 1959700), (130, 1567760), (160, 1273805), (200, 1019044), (208, 979850), (260, 783880), (325, 627104), (400, 509522), (416, 489925), (520, 391940), (650, 313552), (800, 254761), (1040, 195970), (1300, 156776), (2080, 97985), (2600, 78388), (5200, 39194), (10400, 19597)]