81824100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{311}}^1\times {\mathrm{877}}^1$

素因数の和:1205

約数の個数: 72

約数和(自身を含む): 237776448

約数和(自身を除く): 155952348

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 311, 622, 877, 933, 1244, 1555, 1754, 1866, 2631, 3110, 3508, 3732, 4385, 4665, 5262, 6220, 7775, 8770, 9330, 10524, 13155, 15550, 17540, 18660, 21925, 23325, 26310, 31100, 43850, 46650, 52620, 65775, 87700, 93300, 131550, 263100, 272747, 545494, 818241, 1090988, 1363735, 1636482, 2727470, 3272964, 4091205, 5454940, 6818675, 8182410, 13637350, 16364820, 20456025, 27274700, 40912050, 81824100]

約数ペア:

[(1, 81824100), (2, 40912050), (3, 27274700), (4, 20456025), (5, 16364820), (6, 13637350), (10, 8182410), (12, 6818675), (15, 5454940), (20, 4091205), (25, 3272964), (30, 2727470), (50, 1636482), (60, 1363735), (75, 1090988), (100, 818241), (150, 545494), (300, 272747), (311, 263100), (622, 131550), (877, 93300), (933, 87700), (1244, 65775), (1555, 52620), (1754, 46650), (1866, 43850), (2631, 31100), (3110, 26310), (3508, 23325), (3732, 21925), (4385, 18660), (4665, 17540), (5262, 15550), (6220, 13155), (7775, 10524), (8770, 9330)]