31489950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:318

約数の個数: 96

約数和(自身を含む): 84610656

約数和(自身を除く): 53120706

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 25, 30, 34, 50, 51, 53, 75, 85, 102, 106, 150, 159, 170, 233, 255, 265, 318, 425, 466, 510, 530, 699, 795, 850, 901, 1165, 1275, 1325, 1398, 1590, 1802, 2330, 2550, 2650, 2703, 3495, 3961, 3975, 4505, 5406, 5825, 6990, 7922, 7950, 9010, 11650, 11883, 12349, 13515, 17475, 19805, 22525, 23766, 24698, 27030, 34950, 37047, 39610, 45050, 59415, 61745, 67575, 74094, 99025, 118830, 123490, 135150, 185235, 198050, 209933, 297075, 308725, 370470, 419866, 594150, 617450, 629799, 926175, 1049665, 1259598, 1852350, 2099330, 3148995, 5248325, 6297990, 10496650, 15744975, 31489950]

約数ペア:

[(1, 31489950), (2, 15744975), (3, 10496650), (5, 6297990), (6, 5248325), (10, 3148995), (15, 2099330), (17, 1852350), (25, 1259598), (30, 1049665), (34, 926175), (50, 629799), (51, 617450), (53, 594150), (75, 419866), (85, 370470), (102, 308725), (106, 297075), (150, 209933), (159, 198050), (170, 185235), (233, 135150), (255, 123490), (265, 118830), (318, 99025), (425, 74094), (466, 67575), (510, 61745), (530, 59415), (699, 45050), (795, 39610), (850, 37047), (901, 34950), (1165, 27030), (1275, 24698), (1325, 23766), (1398, 22525), (1590, 19805), (1802, 17475), (2330, 13515), (2550, 12349), (2650, 11883), (2703, 11650), (3495, 9010), (3961, 7950), (3975, 7922), (4505, 6990), (5406, 5825)]