1681160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 64

約数和(自身を含む): 4218480

約数和(自身を除く): 2537320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 61, 65, 104, 106, 122, 130, 212, 244, 260, 265, 305, 424, 488, 520, 530, 610, 689, 793, 1060, 1220, 1378, 1586, 2120, 2440, 2756, 3172, 3233, 3445, 3965, 5512, 6344, 6466, 6890, 7930, 12932, 13780, 15860, 16165, 25864, 27560, 31720, 32330, 42029, 64660, 84058, 129320, 168116, 210145, 336232, 420290, 840580, 1681160]

約数ペア:

[(1, 1681160), (2, 840580), (4, 420290), (5, 336232), (8, 210145), (10, 168116), (13, 129320), (20, 84058), (26, 64660), (40, 42029), (52, 32330), (53, 31720), (61, 27560), (65, 25864), (104, 16165), (106, 15860), (122, 13780), (130, 12932), (212, 7930), (244, 6890), (260, 6466), (265, 6344), (305, 5512), (424, 3965), (488, 3445), (520, 3233), (530, 3172), (610, 2756), (689, 2440), (793, 2120), (1060, 1586), (1220, 1378)]