2247018725

素因数分解:

$5^2\times 7^3\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:248

約数の個数: 96

約数和(自身を含む): 3428352000

約数和(自身を除く): 1181333275

約数列:

[1, 5, 7, 25, 31, 35, 49, 79, 107, 155, 175, 217, 245, 343, 395, 535, 553, 749, 775, 1085, 1225, 1519, 1715, 1975, 2449, 2675, 2765, 3317, 3745, 3871, 5243, 5425, 7595, 8453, 8575, 10633, 12245, 13825, 16585, 17143, 18725, 19355, 23219, 26215, 27097, 36701, 37975, 42265, 53165, 59171, 61225, 82925, 85715, 96775, 116095, 120001, 131075, 135485, 162533, 183505, 211325, 262043, 265825, 295855, 414197, 428575, 580475, 600005, 677425, 812665, 840007, 917525, 1137731, 1310215, 1479275, 1834301, 2070985, 2899379, 3000025, 4063325, 4200035, 5688655, 6551075, 9171505, 10354925, 12840107, 14496895, 21000175, 28443275, 45857525, 64200535, 72484475, 89880749, 321002675, 449403745, 2247018725]

約数ペア:

[(1, 2247018725), (5, 449403745), (7, 321002675), (25, 89880749), (31, 72484475), (35, 64200535), (49, 45857525), (79, 28443275), (107, 21000175), (155, 14496895), (175, 12840107), (217, 10354925), (245, 9171505), (343, 6551075), (395, 5688655), (535, 4200035), (553, 4063325), (749, 3000025), (775, 2899379), (1085, 2070985), (1225, 1834301), (1519, 1479275), (1715, 1310215), (1975, 1137731), (2449, 917525), (2675, 840007), (2765, 812665), (3317, 677425), (3745, 600005), (3871, 580475), (5243, 428575), (5425, 414197), (7595, 295855), (8453, 265825), (8575, 262043), (10633, 211325), (12245, 183505), (13825, 162533), (16585, 135485), (17143, 131075), (18725, 120001), (19355, 116095), (23219, 96775), (26215, 85715), (27097, 82925), (36701, 61225), (37975, 59171), (42265, 53165)]