28898550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:598

約数の個数: 72

約数和(自身を含む): 78343200

約数和(自身を除く): 49444650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 149, 150, 225, 298, 431, 447, 450, 745, 862, 894, 1293, 1341, 1490, 2155, 2235, 2586, 2682, 3725, 3879, 4310, 4470, 6465, 6705, 7450, 7758, 10775, 11175, 12930, 13410, 19395, 21550, 22350, 32325, 33525, 38790, 64219, 64650, 67050, 96975, 128438, 192657, 193950, 321095, 385314, 577971, 642190, 963285, 1155942, 1605475, 1926570, 2889855, 3210950, 4816425, 5779710, 9632850, 14449275, 28898550]

約数ペア:

[(1, 28898550), (2, 14449275), (3, 9632850), (5, 5779710), (6, 4816425), (9, 3210950), (10, 2889855), (15, 1926570), (18, 1605475), (25, 1155942), (30, 963285), (45, 642190), (50, 577971), (75, 385314), (90, 321095), (149, 193950), (150, 192657), (225, 128438), (298, 96975), (431, 67050), (447, 64650), (450, 64219), (745, 38790), (862, 33525), (894, 32325), (1293, 22350), (1341, 21550), (1490, 19395), (2155, 13410), (2235, 12930), (2586, 11175), (2682, 10775), (3725, 7758), (3879, 7450), (4310, 6705), (4470, 6465)]