1898216450

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{9767}}^1$

素因数の和:9828

約数の個数: 72

約数和(自身を含む): 3989798208

約数和(自身を除く): 2091581758

約数列:

[1, 2, 5, 10, 13, 23, 25, 26, 46, 50, 65, 115, 130, 169, 230, 299, 325, 338, 575, 598, 650, 845, 1150, 1495, 1690, 2990, 3887, 4225, 7475, 7774, 8450, 9767, 14950, 19435, 19534, 38870, 48835, 97175, 97670, 126971, 194350, 224641, 244175, 253942, 449282, 488350, 634855, 1123205, 1269710, 1650623, 2246410, 2920333, 3174275, 3301246, 5616025, 5840666, 6348550, 8253115, 11232050, 14601665, 16506230, 29203330, 37964329, 41265575, 73008325, 75928658, 82531150, 146016650, 189821645, 379643290, 949108225, 1898216450]

約数ペア:

[(1, 1898216450), (2, 949108225), (5, 379643290), (10, 189821645), (13, 146016650), (23, 82531150), (25, 75928658), (26, 73008325), (46, 41265575), (50, 37964329), (65, 29203330), (115, 16506230), (130, 14601665), (169, 11232050), (230, 8253115), (299, 6348550), (325, 5840666), (338, 5616025), (575, 3301246), (598, 3174275), (650, 2920333), (845, 2246410), (1150, 1650623), (1495, 1269710), (1690, 1123205), (2990, 634855), (3887, 488350), (4225, 449282), (7475, 253942), (7774, 244175), (8450, 224641), (9767, 194350), (14950, 126971), (19435, 97670), (19534, 97175), (38870, 48835)]