6720247300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1\times {\mathrm{389}}^1$

素因数の和:650

約数の個数: 144

約数和(自身を含む): 16023505680

約数和(自身を除く): 9303258380

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 97, 100, 130, 137, 194, 260, 274, 325, 388, 389, 485, 548, 650, 685, 778, 970, 1261, 1300, 1370, 1556, 1781, 1940, 1945, 2425, 2522, 2740, 3425, 3562, 3890, 4850, 5044, 5057, 6305, 6850, 7124, 7780, 8905, 9700, 9725, 10114, 12610, 13289, 13700, 17810, 19450, 20228, 25220, 25285, 26578, 31525, 35620, 37733, 38900, 44525, 50570, 53156, 53293, 63050, 66445, 75466, 89050, 101140, 106586, 126100, 126425, 132890, 150932, 172757, 178100, 188665, 213172, 252850, 265780, 266465, 332225, 345514, 377330, 490529, 505700, 532930, 664450, 691028, 692809, 754660, 863785, 943325, 981058, 1065860, 1328900, 1332325, 1385618, 1727570, 1886650, 1962116, 2452645, 2664650, 2771236, 3455140, 3464045, 3773300, 4318925, 4905290, 5169421, 5329300, 6928090, 8637850, 9810580, 10338842, 12263225, 13856180, 17275700, 17320225, 20677684, 24526450, 25847105, 34640450, 49052900, 51694210, 67202473, 69280900, 103388420, 129235525, 134404946, 258471050, 268809892, 336012365, 516942100, 672024730, 1344049460, 1680061825, 3360123650, 6720247300]

約数ペア:

[(1, 6720247300), (2, 3360123650), (4, 1680061825), (5, 1344049460), (10, 672024730), (13, 516942100), (20, 336012365), (25, 268809892), (26, 258471050), (50, 134404946), (52, 129235525), (65, 103388420), (97, 69280900), (100, 67202473), (130, 51694210), (137, 49052900), (194, 34640450), (260, 25847105), (274, 24526450), (325, 20677684), (388, 17320225), (389, 17275700), (485, 13856180), (548, 12263225), (650, 10338842), (685, 9810580), (778, 8637850), (970, 6928090), (1261, 5329300), (1300, 5169421), (1370, 4905290), (1556, 4318925), (1781, 3773300), (1940, 3464045), (1945, 3455140), (2425, 2771236), (2522, 2664650), (2740, 2452645), (3425, 1962116), (3562, 1886650), (3890, 1727570), (4850, 1385618), (5044, 1332325), (5057, 1328900), (6305, 1065860), (6850, 981058), (7124, 943325), (7780, 863785), (8905, 754660), (9700, 692809), (9725, 691028), (10114, 664450), (12610, 532930), (13289, 505700), (13700, 490529), (17810, 377330), (19450, 345514), (20228, 332225), (25220, 266465), (25285, 265780), (26578, 252850), (31525, 213172), (35620, 188665), (37733, 178100), (38900, 172757), (44525, 150932), (50570, 132890), (53156, 126425), (53293, 126100), (63050, 106586), (66445, 101140), (75466, 89050)]