64247100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{331}}^1\times {\mathrm{647}}^1$

素因数の和:995

約数の個数: 72

約数和(自身を含む): 186738048

約数和(自身を除く): 122490948

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 331, 647, 662, 993, 1294, 1324, 1655, 1941, 1986, 2588, 3235, 3310, 3882, 3972, 4965, 6470, 6620, 7764, 8275, 9705, 9930, 12940, 16175, 16550, 19410, 19860, 24825, 32350, 33100, 38820, 48525, 49650, 64700, 97050, 99300, 194100, 214157, 428314, 642471, 856628, 1070785, 1284942, 2141570, 2569884, 3212355, 4283140, 5353925, 6424710, 10707850, 12849420, 16061775, 21415700, 32123550, 64247100]

約数ペア:

[(1, 64247100), (2, 32123550), (3, 21415700), (4, 16061775), (5, 12849420), (6, 10707850), (10, 6424710), (12, 5353925), (15, 4283140), (20, 3212355), (25, 2569884), (30, 2141570), (50, 1284942), (60, 1070785), (75, 856628), (100, 642471), (150, 428314), (300, 214157), (331, 194100), (647, 99300), (662, 97050), (993, 64700), (1294, 49650), (1324, 48525), (1655, 38820), (1941, 33100), (1986, 32350), (2588, 24825), (3235, 19860), (3310, 19410), (3882, 16550), (3972, 16175), (4965, 12940), (6470, 9930), (6620, 9705), (7764, 8275)]