278399324125

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{37579}}^1$

素因数の和:37751

約数の個数: 64

約数和(自身を含む): 386079482880

約数和(自身を除く): 107680158755

約数列:

[1, 5, 13, 25, 47, 65, 97, 125, 235, 325, 485, 611, 1175, 1261, 1625, 2425, 3055, 4559, 5875, 6305, 12125, 15275, 22795, 31525, 37579, 59267, 76375, 113975, 157625, 187895, 296335, 488527, 569875, 939475, 1481675, 1766213, 2442635, 3645163, 4697375, 7408375, 8831065, 12213175, 18225815, 22960769, 44155325, 47387119, 61065875, 91129075, 114803845, 171322661, 220776625, 236935595, 455645375, 574019225, 856613305, 1184677975, 2227194593, 2870096125, 4283066525, 5923389875, 11135972965, 21415332625, 55679864825, 278399324125]

約数ペア:

[(1, 278399324125), (5, 55679864825), (13, 21415332625), (25, 11135972965), (47, 5923389875), (65, 4283066525), (97, 2870096125), (125, 2227194593), (235, 1184677975), (325, 856613305), (485, 574019225), (611, 455645375), (1175, 236935595), (1261, 220776625), (1625, 171322661), (2425, 114803845), (3055, 91129075), (4559, 61065875), (5875, 47387119), (6305, 44155325), (12125, 22960769), (15275, 18225815), (22795, 12213175), (31525, 8831065), (37579, 7408375), (59267, 4697375), (76375, 3645163), (113975, 2442635), (157625, 1766213), (187895, 1481675), (296335, 939475), (488527, 569875)]