159493760

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{8039}}^1$

素因数の和:8089

約数の個数: 64

約数和(自身を含む): 393638400

約数和(自身を除く): 234144640

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, 8039, 9920, 16078, 19840, 32156, 40195, 64312, 80390, 128624, 160780, 249209, 257248, 321560, 498418, 514496, 643120, 996836, 1028992, 1246045, 1286240, 1993672, 2492090, 2572480, 3987344, 4984180, 5144960, 7974688, 9968360, 15949376, 19936720, 31898752, 39873440, 79746880, 159493760]

約数ペア:

[(1, 159493760), (2, 79746880), (4, 39873440), (5, 31898752), (8, 19936720), (10, 15949376), (16, 9968360), (20, 7974688), (31, 5144960), (32, 4984180), (40, 3987344), (62, 2572480), (64, 2492090), (80, 1993672), (124, 1286240), (128, 1246045), (155, 1028992), (160, 996836), (248, 643120), (310, 514496), (320, 498418), (496, 321560), (620, 257248), (640, 249209), (992, 160780), (1240, 128624), (1984, 80390), (2480, 64312), (3968, 40195), (4960, 32156), (8039, 19840), (9920, 16078)]