31580048

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{331}}^1$

素因数の和:495

約数の個数: 40

約数和(自身を含む): 62987040

約数和(自身を除く): 31406992

約数列:

[1, 2, 4, 8, 16, 67, 89, 134, 178, 268, 331, 356, 536, 662, 712, 1072, 1324, 1424, 2648, 5296, 5963, 11926, 22177, 23852, 29459, 44354, 47704, 58918, 88708, 95408, 117836, 177416, 235672, 354832, 471344, 1973753, 3947506, 7895012, 15790024, 31580048]

約数ペア:

[(1, 31580048), (2, 15790024), (4, 7895012), (8, 3947506), (16, 1973753), (67, 471344), (89, 354832), (134, 235672), (178, 177416), (268, 117836), (331, 95408), (356, 88708), (536, 58918), (662, 47704), (712, 44354), (1072, 29459), (1324, 23852), (1424, 22177), (2648, 11926), (5296, 5963)]