253888710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{8161}}^1$

素因数の和:8249

約数の個数: 64

約数和(自身を含む): 655833024

約数和(自身を除く): 401944314

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 61, 85, 102, 122, 170, 183, 255, 305, 366, 510, 610, 915, 1037, 1830, 2074, 3111, 5185, 6222, 8161, 10370, 15555, 16322, 24483, 31110, 40805, 48966, 81610, 122415, 138737, 244830, 277474, 416211, 497821, 693685, 832422, 995642, 1387370, 1493463, 2081055, 2489105, 2986926, 4162110, 4978210, 7467315, 8462957, 14934630, 16925914, 25388871, 42314785, 50777742, 84629570, 126944355, 253888710]

約数ペア:

[(1, 253888710), (2, 126944355), (3, 84629570), (5, 50777742), (6, 42314785), (10, 25388871), (15, 16925914), (17, 14934630), (30, 8462957), (34, 7467315), (51, 4978210), (61, 4162110), (85, 2986926), (102, 2489105), (122, 2081055), (170, 1493463), (183, 1387370), (255, 995642), (305, 832422), (366, 693685), (510, 497821), (610, 416211), (915, 277474), (1037, 244830), (1830, 138737), (2074, 122415), (3111, 81610), (5185, 48966), (6222, 40805), (8161, 31110), (10370, 24483), (15555, 16322)]