75279920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{251}}^1$

素因数の和:450

約数の個数: 80

約数和(自身を含む): 184488192

約数和(自身を除く): 109208272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 163, 184, 230, 251, 326, 368, 460, 502, 652, 815, 920, 1004, 1255, 1304, 1630, 1840, 2008, 2510, 2608, 3260, 3749, 4016, 5020, 5773, 6520, 7498, 10040, 11546, 13040, 14996, 18745, 20080, 23092, 28865, 29992, 37490, 40913, 46184, 57730, 59984, 74980, 81826, 92368, 115460, 149960, 163652, 204565, 230920, 299920, 327304, 409130, 461840, 654608, 818260, 940999, 1636520, 1881998, 3273040, 3763996, 4704995, 7527992, 9409990, 15055984, 18819980, 37639960, 75279920]

約数ペア:

[(1, 75279920), (2, 37639960), (4, 18819980), (5, 15055984), (8, 9409990), (10, 7527992), (16, 4704995), (20, 3763996), (23, 3273040), (40, 1881998), (46, 1636520), (80, 940999), (92, 818260), (115, 654608), (163, 461840), (184, 409130), (230, 327304), (251, 299920), (326, 230920), (368, 204565), (460, 163652), (502, 149960), (652, 115460), (815, 92368), (920, 81826), (1004, 74980), (1255, 59984), (1304, 57730), (1630, 46184), (1840, 40913), (2008, 37490), (2510, 29992), (2608, 28865), (3260, 23092), (3749, 20080), (4016, 18745), (5020, 14996), (5773, 13040), (6520, 11546), (7498, 10040)]