77480560

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2477}}^1$

素因数の和:2530

約数の個数: 80

約数和(自身を含む): 199112256

約数和(自身を除く): 121631696

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 23, 34, 40, 46, 68, 80, 85, 92, 115, 136, 170, 184, 230, 272, 340, 368, 391, 460, 680, 782, 920, 1360, 1564, 1840, 1955, 2477, 3128, 3910, 4954, 6256, 7820, 9908, 12385, 15640, 19816, 24770, 31280, 39632, 42109, 49540, 56971, 84218, 99080, 113942, 168436, 198160, 210545, 227884, 284855, 336872, 421090, 455768, 569710, 673744, 842180, 911536, 968507, 1139420, 1684360, 1937014, 2278840, 3368720, 3874028, 4557680, 4842535, 7748056, 9685070, 15496112, 19370140, 38740280, 77480560]

約数ペア:

[(1, 77480560), (2, 38740280), (4, 19370140), (5, 15496112), (8, 9685070), (10, 7748056), (16, 4842535), (17, 4557680), (20, 3874028), (23, 3368720), (34, 2278840), (40, 1937014), (46, 1684360), (68, 1139420), (80, 968507), (85, 911536), (92, 842180), (115, 673744), (136, 569710), (170, 455768), (184, 421090), (230, 336872), (272, 284855), (340, 227884), (368, 210545), (391, 198160), (460, 168436), (680, 113942), (782, 99080), (920, 84218), (1360, 56971), (1564, 49540), (1840, 42109), (1955, 39632), (2477, 31280), (3128, 24770), (3910, 19816), (4954, 15640), (6256, 12385), (7820, 9908)]