161510440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44371}}^1$

素因数の和:44402

約数の個数: 64

約数和(自身を含む): 447269760

約数和(自身を除く): 285759320

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 44371, 88742, 177484, 221855, 310597, 354968, 443710, 576823, 621194, 887420, 1153646, 1242388, 1552985, 1774840, 2307292, 2484776, 2884115, 3105970, 4037761, 4614584, 5768230, 6211940, 8075522, 11536460, 12423880, 16151044, 20188805, 23072920, 32302088, 40377610, 80755220, 161510440]

約数ペア:

[(1, 161510440), (2, 80755220), (4, 40377610), (5, 32302088), (7, 23072920), (8, 20188805), (10, 16151044), (13, 12423880), (14, 11536460), (20, 8075522), (26, 6211940), (28, 5768230), (35, 4614584), (40, 4037761), (52, 3105970), (56, 2884115), (65, 2484776), (70, 2307292), (91, 1774840), (104, 1552985), (130, 1242388), (140, 1153646), (182, 887420), (260, 621194), (280, 576823), (364, 443710), (455, 354968), (520, 310597), (728, 221855), (910, 177484), (1820, 88742), (3640, 44371)]