85243600

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^3\times {\mathrm{97}}^1$

素因数の和:154

約数の個数: 120

約数和(自身を含む): 224143640

約数和(自身を除く): 138900040

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 97, 100, 104, 130, 169, 194, 200, 208, 260, 325, 338, 388, 400, 485, 520, 650, 676, 776, 845, 970, 1040, 1261, 1300, 1352, 1552, 1690, 1940, 2197, 2425, 2522, 2600, 2704, 3380, 3880, 4225, 4394, 4850, 5044, 5200, 6305, 6760, 7760, 8450, 8788, 9700, 10088, 10985, 12610, 13520, 16393, 16900, 17576, 19400, 20176, 21970, 25220, 31525, 32786, 33800, 35152, 38800, 43940, 50440, 54925, 63050, 65572, 67600, 81965, 87880, 100880, 109850, 126100, 131144, 163930, 175760, 213109, 219700, 252200, 262288, 327860, 409825, 426218, 439400, 504400, 655720, 819650, 852436, 878800, 1065545, 1311440, 1639300, 1704872, 2131090, 3278600, 3409744, 4262180, 5327725, 6557200, 8524360, 10655450, 17048720, 21310900, 42621800, 85243600]

約数ペア:

[(1, 85243600), (2, 42621800), (4, 21310900), (5, 17048720), (8, 10655450), (10, 8524360), (13, 6557200), (16, 5327725), (20, 4262180), (25, 3409744), (26, 3278600), (40, 2131090), (50, 1704872), (52, 1639300), (65, 1311440), (80, 1065545), (97, 878800), (100, 852436), (104, 819650), (130, 655720), (169, 504400), (194, 439400), (200, 426218), (208, 409825), (260, 327860), (325, 262288), (338, 252200), (388, 219700), (400, 213109), (485, 175760), (520, 163930), (650, 131144), (676, 126100), (776, 109850), (845, 100880), (970, 87880), (1040, 81965), (1261, 67600), (1300, 65572), (1352, 63050), (1552, 54925), (1690, 50440), (1940, 43940), (2197, 38800), (2425, 35152), (2522, 33800), (2600, 32786), (2704, 31525), (3380, 25220), (3880, 21970), (4225, 20176), (4394, 19400), (4850, 17576), (5044, 16900), (5200, 16393), (6305, 13520), (6760, 12610), (7760, 10985), (8450, 10088), (8788, 9700)]