87917440

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{10567}}^1$

素因数の和:10599

約数の個数: 64

約数和(自身を含む): 226366560

約数和(自身を除く): 138449120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 10567, 21134, 42268, 52835, 84536, 105670, 137371, 169072, 211340, 274742, 338144, 422680, 549484, 676288, 686855, 845360, 1098968, 1352576, 1373710, 1690720, 2197936, 2747420, 3381440, 4395872, 5494840, 6762880, 8791744, 10989680, 17583488, 21979360, 43958720, 87917440]

約数ペア:

[(1, 87917440), (2, 43958720), (4, 21979360), (5, 17583488), (8, 10989680), (10, 8791744), (13, 6762880), (16, 5494840), (20, 4395872), (26, 3381440), (32, 2747420), (40, 2197936), (52, 1690720), (64, 1373710), (65, 1352576), (80, 1098968), (104, 845360), (128, 686855), (130, 676288), (160, 549484), (208, 422680), (260, 338144), (320, 274742), (416, 211340), (520, 169072), (640, 137371), (832, 105670), (1040, 84536), (1664, 52835), (2080, 42268), (4160, 21134), (8320, 10567)]