15640950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{617}}^1$

素因数の和:658

約数の個数: 72

約数和(自身を含む): 42070968

約数和(自身を除く): 26430018

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 169, 195, 325, 338, 390, 507, 617, 650, 845, 975, 1014, 1234, 1690, 1851, 1950, 2535, 3085, 3702, 4225, 5070, 6170, 8021, 8450, 9255, 12675, 15425, 16042, 18510, 24063, 25350, 30850, 40105, 46275, 48126, 80210, 92550, 104273, 120315, 200525, 208546, 240630, 312819, 401050, 521365, 601575, 625638, 1042730, 1203150, 1564095, 2606825, 3128190, 5213650, 7820475, 15640950]

約数ペア:

[(1, 15640950), (2, 7820475), (3, 5213650), (5, 3128190), (6, 2606825), (10, 1564095), (13, 1203150), (15, 1042730), (25, 625638), (26, 601575), (30, 521365), (39, 401050), (50, 312819), (65, 240630), (75, 208546), (78, 200525), (130, 120315), (150, 104273), (169, 92550), (195, 80210), (325, 48126), (338, 46275), (390, 40105), (507, 30850), (617, 25350), (650, 24063), (845, 18510), (975, 16042), (1014, 15425), (1234, 12675), (1690, 9255), (1851, 8450), (1950, 8021), (2535, 6170), (3085, 5070), (3702, 4225)]