63604840

素因数分解:

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

素因数の和:231

約数の個数: 72

約数和(自身を含む): 156580290

約数和(自身を除く): 92975450

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 97, 104, 130, 169, 194, 260, 338, 388, 485, 520, 676, 776, 845, 970, 1261, 1352, 1690, 1940, 2522, 3380, 3880, 5044, 6305, 6760, 9409, 10088, 12610, 16393, 18818, 25220, 32786, 37636, 47045, 50440, 65572, 75272, 81965, 94090, 122317, 131144, 163930, 188180, 244634, 327860, 376360, 489268, 611585, 655720, 978536, 1223170, 1590121, 2446340, 3180242, 4892680, 6360484, 7950605, 12720968, 15901210, 31802420, 63604840]

約数ペア:

[(1, 63604840), (2, 31802420), (4, 15901210), (5, 12720968), (8, 7950605), (10, 6360484), (13, 4892680), (20, 3180242), (26, 2446340), (40, 1590121), (52, 1223170), (65, 978536), (97, 655720), (104, 611585), (130, 489268), (169, 376360), (194, 327860), (260, 244634), (338, 188180), (388, 163930), (485, 131144), (520, 122317), (676, 94090), (776, 81965), (845, 75272), (970, 65572), (1261, 50440), (1352, 47045), (1690, 37636), (1940, 32786), (2522, 25220), (3380, 18818), (3880, 16393), (5044, 12610), (6305, 10088), (6760, 9409)]