110805040

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:350

約数の個数: 80

約数和(自身を含む): 264670560

約数和(自身を除く): 153865520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 109, 131, 194, 218, 262, 388, 436, 485, 524, 545, 655, 776, 872, 970, 1048, 1090, 1310, 1552, 1744, 1940, 2096, 2180, 2620, 3880, 4360, 5240, 7760, 8720, 10480, 10573, 12707, 14279, 21146, 25414, 28558, 42292, 50828, 52865, 57116, 63535, 71395, 84584, 101656, 105730, 114232, 127070, 142790, 169168, 203312, 211460, 228464, 254140, 285580, 422920, 508280, 571160, 845840, 1016560, 1142320, 1385063, 2770126, 5540252, 6925315, 11080504, 13850630, 22161008, 27701260, 55402520, 110805040]

約数ペア:

[(1, 110805040), (2, 55402520), (4, 27701260), (5, 22161008), (8, 13850630), (10, 11080504), (16, 6925315), (20, 5540252), (40, 2770126), (80, 1385063), (97, 1142320), (109, 1016560), (131, 845840), (194, 571160), (218, 508280), (262, 422920), (388, 285580), (436, 254140), (485, 228464), (524, 211460), (545, 203312), (655, 169168), (776, 142790), (872, 127070), (970, 114232), (1048, 105730), (1090, 101656), (1310, 84584), (1552, 71395), (1744, 63535), (1940, 57116), (2096, 52865), (2180, 50828), (2620, 42292), (3880, 28558), (4360, 25414), (5240, 21146), (7760, 14279), (8720, 12707), (10480, 10573)]