20730607575

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{211}}^1\times {\mathrm{359}}^1$

素因数の和:713

約数の個数: 96

約数和(自身を含む): 35772710400

約数和(自身を除く): 15042102825

約数列:

[1, 3, 5, 15, 25, 41, 75, 89, 123, 205, 211, 267, 359, 445, 615, 633, 1025, 1055, 1077, 1335, 1795, 2225, 3075, 3165, 3649, 5275, 5385, 6675, 8651, 8975, 10947, 14719, 15825, 18245, 18779, 25953, 26925, 31951, 43255, 44157, 54735, 56337, 73595, 75749, 91225, 93895, 95853, 129765, 159755, 216275, 220785, 227247, 273675, 281685, 367975, 378745, 469475, 479265, 648825, 769939, 798775, 1103925, 1136235, 1309991, 1408425, 1893725, 2309817, 2396325, 3105709, 3849695, 3929973, 5681175, 6549955, 6741661, 9317127, 11549085, 15528545, 19248475, 19649865, 20224983, 32749775, 33708305, 46585635, 57745425, 77642725, 98249325, 101124915, 168541525, 232928175, 276408101, 505624575, 829224303, 1382040505, 4146121515, 6910202525, 20730607575]

約数ペア:

[(1, 20730607575), (3, 6910202525), (5, 4146121515), (15, 1382040505), (25, 829224303), (41, 505624575), (75, 276408101), (89, 232928175), (123, 168541525), (205, 101124915), (211, 98249325), (267, 77642725), (359, 57745425), (445, 46585635), (615, 33708305), (633, 32749775), (1025, 20224983), (1055, 19649865), (1077, 19248475), (1335, 15528545), (1795, 11549085), (2225, 9317127), (3075, 6741661), (3165, 6549955), (3649, 5681175), (5275, 3929973), (5385, 3849695), (6675, 3105709), (8651, 2396325), (8975, 2309817), (10947, 1893725), (14719, 1408425), (15825, 1309991), (18245, 1136235), (18779, 1103925), (25953, 798775), (26925, 769939), (31951, 648825), (43255, 479265), (44157, 469475), (54735, 378745), (56337, 367975), (73595, 281685), (75749, 273675), (91225, 227247), (93895, 220785), (95853, 216275), (129765, 159755)]