98712640

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:480

約数の個数: 112

約数和(自身を含む): 257952240

約数和(自身を除く): 159239600

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 61, 64, 65, 80, 104, 122, 130, 160, 208, 244, 260, 305, 320, 389, 416, 488, 520, 610, 778, 793, 832, 976, 1040, 1220, 1556, 1586, 1945, 1952, 2080, 2440, 3112, 3172, 3890, 3904, 3965, 4160, 4880, 5057, 6224, 6344, 7780, 7930, 9760, 10114, 12448, 12688, 15560, 15860, 19520, 20228, 23729, 24896, 25285, 25376, 31120, 31720, 40456, 47458, 50570, 50752, 62240, 63440, 80912, 94916, 101140, 118645, 124480, 126880, 161824, 189832, 202280, 237290, 253760, 308477, 323648, 379664, 404560, 474580, 616954, 759328, 809120, 949160, 1233908, 1518656, 1542385, 1618240, 1898320, 2467816, 3084770, 3796640, 4935632, 6169540, 7593280, 9871264, 12339080, 19742528, 24678160, 49356320, 98712640]

約数ペア:

[(1, 98712640), (2, 49356320), (4, 24678160), (5, 19742528), (8, 12339080), (10, 9871264), (13, 7593280), (16, 6169540), (20, 4935632), (26, 3796640), (32, 3084770), (40, 2467816), (52, 1898320), (61, 1618240), (64, 1542385), (65, 1518656), (80, 1233908), (104, 949160), (122, 809120), (130, 759328), (160, 616954), (208, 474580), (244, 404560), (260, 379664), (305, 323648), (320, 308477), (389, 253760), (416, 237290), (488, 202280), (520, 189832), (610, 161824), (778, 126880), (793, 124480), (832, 118645), (976, 101140), (1040, 94916), (1220, 80912), (1556, 63440), (1586, 62240), (1945, 50752), (1952, 50570), (2080, 47458), (2440, 40456), (3112, 31720), (3172, 31120), (3890, 25376), (3904, 25285), (3965, 24896), (4160, 23729), (4880, 20228), (5057, 19520), (6224, 15860), (6344, 15560), (7780, 12688), (7930, 12448), (9760, 10114)]