74998950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{38461}}^1$

素因数の和:38489

約数の個数: 48

約数和(自身を含む): 200310096

約数和(自身を除く): 125311146

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 38461, 76922, 115383, 192305, 230766, 384610, 499993, 576915, 961525, 999986, 1153830, 1499979, 1923050, 2499965, 2884575, 2999958, 4999930, 5769150, 7499895, 12499825, 14999790, 24999650, 37499475, 74998950]

約数ペア:

[(1, 74998950), (2, 37499475), (3, 24999650), (5, 14999790), (6, 12499825), (10, 7499895), (13, 5769150), (15, 4999930), (25, 2999958), (26, 2884575), (30, 2499965), (39, 1923050), (50, 1499979), (65, 1153830), (75, 999986), (78, 961525), (130, 576915), (150, 499993), (195, 384610), (325, 230766), (390, 192305), (650, 115383), (975, 76922), (1950, 38461)]