16544320

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:168

約数の個数: 112

約数和(自身を含む): 43909488

約数和(自身を除く): 27365168

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 41, 52, 64, 65, 80, 82, 97, 104, 130, 160, 164, 194, 205, 208, 260, 320, 328, 388, 410, 416, 485, 520, 533, 656, 776, 820, 832, 970, 1040, 1066, 1261, 1312, 1552, 1640, 1940, 2080, 2132, 2522, 2624, 2665, 3104, 3280, 3880, 3977, 4160, 4264, 5044, 5330, 6208, 6305, 6560, 7760, 7954, 8528, 10088, 10660, 12610, 13120, 15520, 15908, 17056, 19885, 20176, 21320, 25220, 31040, 31816, 34112, 39770, 40352, 42640, 50440, 51701, 63632, 79540, 80704, 85280, 100880, 103402, 127264, 159080, 170560, 201760, 206804, 254528, 258505, 318160, 403520, 413608, 517010, 636320, 827216, 1034020, 1272640, 1654432, 2068040, 3308864, 4136080, 8272160, 16544320]

約数ペア:

[(1, 16544320), (2, 8272160), (4, 4136080), (5, 3308864), (8, 2068040), (10, 1654432), (13, 1272640), (16, 1034020), (20, 827216), (26, 636320), (32, 517010), (40, 413608), (41, 403520), (52, 318160), (64, 258505), (65, 254528), (80, 206804), (82, 201760), (97, 170560), (104, 159080), (130, 127264), (160, 103402), (164, 100880), (194, 85280), (205, 80704), (208, 79540), (260, 63632), (320, 51701), (328, 50440), (388, 42640), (410, 40352), (416, 39770), (485, 34112), (520, 31816), (533, 31040), (656, 25220), (776, 21320), (820, 20176), (832, 19885), (970, 17056), (1040, 15908), (1066, 15520), (1261, 13120), (1312, 12610), (1552, 10660), (1640, 10088), (1940, 8528), (2080, 7954), (2132, 7760), (2522, 6560), (2624, 6305), (2665, 6208), (3104, 5330), (3280, 5044), (3880, 4264), (3977, 4160)]