197119520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{977}}^1$

素因数の和:1102

約数の個数: 96

約数和(自身を含む): 507206448

約数和(自身を除く): 310086928

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 97, 104, 130, 160, 194, 208, 260, 388, 416, 485, 520, 776, 970, 977, 1040, 1261, 1552, 1940, 1954, 2080, 2522, 3104, 3880, 3908, 4885, 5044, 6305, 7760, 7816, 9770, 10088, 12610, 12701, 15520, 15632, 19540, 20176, 25220, 25402, 31264, 39080, 40352, 50440, 50804, 63505, 78160, 94769, 100880, 101608, 127010, 156320, 189538, 201760, 203216, 254020, 379076, 406432, 473845, 508040, 758152, 947690, 1016080, 1231997, 1516304, 1895380, 2032160, 2463994, 3032608, 3790760, 4927988, 6159985, 7581520, 9855976, 12319970, 15163040, 19711952, 24639940, 39423904, 49279880, 98559760, 197119520]

約数ペア:

[(1, 197119520), (2, 98559760), (4, 49279880), (5, 39423904), (8, 24639940), (10, 19711952), (13, 15163040), (16, 12319970), (20, 9855976), (26, 7581520), (32, 6159985), (40, 4927988), (52, 3790760), (65, 3032608), (80, 2463994), (97, 2032160), (104, 1895380), (130, 1516304), (160, 1231997), (194, 1016080), (208, 947690), (260, 758152), (388, 508040), (416, 473845), (485, 406432), (520, 379076), (776, 254020), (970, 203216), (977, 201760), (1040, 189538), (1261, 156320), (1552, 127010), (1940, 101608), (1954, 100880), (2080, 94769), (2522, 78160), (3104, 63505), (3880, 50804), (3908, 50440), (4885, 40352), (5044, 39080), (6305, 31264), (7760, 25402), (7816, 25220), (9770, 20176), (10088, 19540), (12610, 15632), (12701, 15520)]