39799500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{157}}^1$

素因数の和:205

約数の個数: 144

約数和(自身を含む): 126296352

約数和(自身を除く): 86496852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 157, 169, 195, 250, 260, 300, 314, 325, 338, 375, 390, 471, 500, 507, 628, 650, 676, 750, 780, 785, 845, 942, 975, 1014, 1300, 1500, 1570, 1625, 1690, 1884, 1950, 2028, 2041, 2355, 2535, 3140, 3250, 3380, 3900, 3925, 4082, 4225, 4710, 4875, 5070, 6123, 6500, 7850, 8164, 8450, 9420, 9750, 10140, 10205, 11775, 12246, 12675, 15700, 16900, 19500, 19625, 20410, 21125, 23550, 24492, 25350, 26533, 30615, 39250, 40820, 42250, 47100, 50700, 51025, 53066, 58875, 61230, 63375, 78500, 79599, 84500, 102050, 106132, 117750, 122460, 126750, 132665, 153075, 159198, 204100, 235500, 253500, 255125, 265330, 306150, 318396, 397995, 510250, 530660, 612300, 663325, 765375, 795990, 1020500, 1326650, 1530750, 1591980, 1989975, 2653300, 3061500, 3316625, 3979950, 6633250, 7959900, 9949875, 13266500, 19899750, 39799500]

約数ペア:

[(1, 39799500), (2, 19899750), (3, 13266500), (4, 9949875), (5, 7959900), (6, 6633250), (10, 3979950), (12, 3316625), (13, 3061500), (15, 2653300), (20, 1989975), (25, 1591980), (26, 1530750), (30, 1326650), (39, 1020500), (50, 795990), (52, 765375), (60, 663325), (65, 612300), (75, 530660), (78, 510250), (100, 397995), (125, 318396), (130, 306150), (150, 265330), (156, 255125), (157, 253500), (169, 235500), (195, 204100), (250, 159198), (260, 153075), (300, 132665), (314, 126750), (325, 122460), (338, 117750), (375, 106132), (390, 102050), (471, 84500), (500, 79599), (507, 78500), (628, 63375), (650, 61230), (676, 58875), (750, 53066), (780, 51025), (785, 50700), (845, 47100), (942, 42250), (975, 40820), (1014, 39250), (1300, 30615), (1500, 26533), (1570, 25350), (1625, 24492), (1690, 23550), (1884, 21125), (1950, 20410), (2028, 19625), (2041, 19500), (2355, 16900), (2535, 15700), (3140, 12675), (3250, 12246), (3380, 11775), (3900, 10205), (3925, 10140), (4082, 9750), (4225, 9420), (4710, 8450), (4875, 8164), (5070, 7850), (6123, 6500)]