200890240

素因数分解:

$2^7\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4421}}^1$

素因数の和:4511

約数の個数: 64

約数和(自身を含む): 487127520

約数和(自身を除く): 286237280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 284, 320, 355, 568, 640, 710, 1136, 1420, 2272, 2840, 4421, 4544, 5680, 8842, 9088, 11360, 17684, 22105, 22720, 35368, 44210, 45440, 70736, 88420, 141472, 176840, 282944, 313891, 353680, 565888, 627782, 707360, 1255564, 1414720, 1569455, 2511128, 2829440, 3138910, 5022256, 6277820, 10044512, 12555640, 20089024, 25111280, 40178048, 50222560, 100445120, 200890240]

約数ペア:

[(1, 200890240), (2, 100445120), (4, 50222560), (5, 40178048), (8, 25111280), (10, 20089024), (16, 12555640), (20, 10044512), (32, 6277820), (40, 5022256), (64, 3138910), (71, 2829440), (80, 2511128), (128, 1569455), (142, 1414720), (160, 1255564), (284, 707360), (320, 627782), (355, 565888), (568, 353680), (640, 313891), (710, 282944), (1136, 176840), (1420, 141472), (2272, 88420), (2840, 70736), (4421, 45440), (4544, 44210), (5680, 35368), (8842, 22720), (9088, 22105), (11360, 17684)]