988650

素因数分解:

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

素因数の和:57

約数の個数: 72

約数和(自身を含む): 2877420

約数和(自身を除く): 1888770

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 30, 39, 45, 50, 65, 75, 78, 90, 117, 130, 150, 169, 195, 225, 234, 325, 338, 390, 450, 507, 585, 650, 845, 975, 1014, 1170, 1521, 1690, 1950, 2197, 2535, 2925, 3042, 4225, 4394, 5070, 5850, 6591, 7605, 8450, 10985, 12675, 13182, 15210, 19773, 21970, 25350, 32955, 38025, 39546, 54925, 65910, 76050, 98865, 109850, 164775, 197730, 329550, 494325, 988650]

約数ペア:

[(1, 988650), (2, 494325), (3, 329550), (5, 197730), (6, 164775), (9, 109850), (10, 98865), (13, 76050), (15, 65910), (18, 54925), (25, 39546), (26, 38025), (30, 32955), (39, 25350), (45, 21970), (50, 19773), (65, 15210), (75, 13182), (78, 12675), (90, 10985), (117, 8450), (130, 7605), (150, 6591), (169, 5850), (195, 5070), (225, 4394), (234, 4225), (325, 3042), (338, 2925), (390, 2535), (450, 2197), (507, 1950), (585, 1690), (650, 1521), (845, 1170), (975, 1014)]