7521125420

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1\times {\mathrm{419}}^1$

素因数の和:783

約数の個数: 96

約数和(自身を含む): 16473784320

約数和(自身を除く): 8952658900

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 127, 148, 185, 191, 254, 370, 382, 419, 508, 635, 740, 764, 838, 955, 1270, 1676, 1910, 2095, 2540, 3820, 4190, 4699, 7067, 8380, 9398, 14134, 15503, 18796, 23495, 24257, 28268, 31006, 35335, 46990, 48514, 53213, 62012, 70670, 77515, 80029, 93980, 97028, 106426, 121285, 141340, 155030, 160058, 212852, 242570, 266065, 310060, 320116, 400145, 485140, 532130, 800290, 897509, 1064260, 1600580, 1795018, 1968881, 2961073, 3590036, 3937762, 4487545, 5922146, 7875524, 8975090, 9844405, 10163683, 11844292, 14805365, 17950180, 19688810, 20327366, 29610730, 39377620, 40654732, 50818415, 59221460, 101636830, 203273660, 376056271, 752112542, 1504225084, 1880281355, 3760562710, 7521125420]

約数ペア:

[(1, 7521125420), (2, 3760562710), (4, 1880281355), (5, 1504225084), (10, 752112542), (20, 376056271), (37, 203273660), (74, 101636830), (127, 59221460), (148, 50818415), (185, 40654732), (191, 39377620), (254, 29610730), (370, 20327366), (382, 19688810), (419, 17950180), (508, 14805365), (635, 11844292), (740, 10163683), (764, 9844405), (838, 8975090), (955, 7875524), (1270, 5922146), (1676, 4487545), (1910, 3937762), (2095, 3590036), (2540, 2961073), (3820, 1968881), (4190, 1795018), (4699, 1600580), (7067, 1064260), (8380, 897509), (9398, 800290), (14134, 532130), (15503, 485140), (18796, 400145), (23495, 320116), (24257, 310060), (28268, 266065), (31006, 242570), (35335, 212852), (46990, 160058), (48514, 155030), (53213, 141340), (62012, 121285), (70670, 106426), (77515, 97028), (80029, 93980)]