159890560

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8059}}^1$

素因数の和:8109

約数の個数: 64

約数和(自身を含む): 394617600

約数和(自身を除く): 234727040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 8059, 9920, 16118, 19840, 32236, 40295, 64472, 80590, 128944, 161180, 249829, 257888, 322360, 499658, 515776, 644720, 999316, 1031552, 1249145, 1289440, 1998632, 2498290, 2578880, 3997264, 4996580, 5157760, 7994528, 9993160, 15989056, 19986320, 31978112, 39972640, 79945280, 159890560]

約数ペア:

[(1, 159890560), (2, 79945280), (4, 39972640), (5, 31978112), (8, 19986320), (10, 15989056), (16, 9993160), (20, 7994528), (31, 5157760), (32, 4996580), (40, 3997264), (62, 2578880), (64, 2498290), (80, 1998632), (124, 1289440), (128, 1249145), (155, 1031552), (160, 999316), (248, 644720), (310, 515776), (320, 499658), (496, 322360), (620, 257888), (640, 249829), (992, 161180), (1240, 128944), (1984, 80590), (2480, 64472), (3968, 40295), (4960, 32236), (8059, 19840), (9920, 16118)]