99001880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1$

素因数の和:189

約数の個数: 128

約数和(自身を含む): 249842880

約数和(自身を除く): 150841000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 41, 53, 67, 68, 82, 85, 106, 134, 136, 164, 170, 205, 212, 265, 268, 328, 335, 340, 410, 424, 530, 536, 670, 680, 697, 820, 901, 1060, 1139, 1340, 1394, 1640, 1802, 2120, 2173, 2278, 2680, 2747, 2788, 3485, 3551, 3604, 4346, 4505, 4556, 5494, 5576, 5695, 6970, 7102, 7208, 8692, 9010, 9112, 10865, 10988, 11390, 13735, 13940, 14204, 17384, 17755, 18020, 21730, 21976, 22780, 27470, 27880, 28408, 35510, 36040, 36941, 43460, 45560, 46699, 54940, 60367, 71020, 73882, 86920, 93398, 109880, 120734, 142040, 145591, 147764, 184705, 186796, 233495, 241468, 291182, 295528, 301835, 369410, 373592, 466990, 482936, 582364, 603670, 727955, 738820, 933980, 1164728, 1207340, 1455910, 1477640, 1867960, 2414680, 2475047, 2911820, 4950094, 5823640, 9900188, 12375235, 19800376, 24750470, 49500940, 99001880]

約数ペア:

[(1, 99001880), (2, 49500940), (4, 24750470), (5, 19800376), (8, 12375235), (10, 9900188), (17, 5823640), (20, 4950094), (34, 2911820), (40, 2475047), (41, 2414680), (53, 1867960), (67, 1477640), (68, 1455910), (82, 1207340), (85, 1164728), (106, 933980), (134, 738820), (136, 727955), (164, 603670), (170, 582364), (205, 482936), (212, 466990), (265, 373592), (268, 369410), (328, 301835), (335, 295528), (340, 291182), (410, 241468), (424, 233495), (530, 186796), (536, 184705), (670, 147764), (680, 145591), (697, 142040), (820, 120734), (901, 109880), (1060, 93398), (1139, 86920), (1340, 73882), (1394, 71020), (1640, 60367), (1802, 54940), (2120, 46699), (2173, 45560), (2278, 43460), (2680, 36941), (2747, 36040), (2788, 35510), (3485, 28408), (3551, 27880), (3604, 27470), (4346, 22780), (4505, 21976), (4556, 21730), (5494, 18020), (5576, 17755), (5695, 17384), (6970, 14204), (7102, 13940), (7208, 13735), (8692, 11390), (9010, 10988), (9112, 10865)]