20125945344

素因数分解:

$2^9\times 3^1\times {\mathrm{1039}}^1\times {\mathrm{12611}}^1$

素因数の和:13671

約数の個数: 80

約数和(自身を含む): 53672636160

約数和(自身を除く): 33546690816

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 512, 768, 1039, 1536, 2078, 3117, 4156, 6234, 8312, 12468, 12611, 16624, 24936, 25222, 33248, 37833, 49872, 50444, 66496, 75666, 99744, 100888, 132992, 151332, 199488, 201776, 265984, 302664, 398976, 403552, 531968, 605328, 797952, 807104, 1210656, 1595904, 1614208, 2421312, 3228416, 4842624, 6456832, 9685248, 13102829, 19370496, 26205658, 39308487, 52411316, 78616974, 104822632, 157233948, 209645264, 314467896, 419290528, 628935792, 838581056, 1257871584, 1677162112, 2515743168, 3354324224, 5031486336, 6708648448, 10062972672, 20125945344]

約数ペア:

[(1, 20125945344), (2, 10062972672), (3, 6708648448), (4, 5031486336), (6, 3354324224), (8, 2515743168), (12, 1677162112), (16, 1257871584), (24, 838581056), (32, 628935792), (48, 419290528), (64, 314467896), (96, 209645264), (128, 157233948), (192, 104822632), (256, 78616974), (384, 52411316), (512, 39308487), (768, 26205658), (1039, 19370496), (1536, 13102829), (2078, 9685248), (3117, 6456832), (4156, 4842624), (6234, 3228416), (8312, 2421312), (12468, 1614208), (12611, 1595904), (16624, 1210656), (24936, 807104), (25222, 797952), (33248, 605328), (37833, 531968), (49872, 403552), (50444, 398976), (66496, 302664), (75666, 265984), (99744, 201776), (100888, 199488), (132992, 151332)]