648367030

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{22273}}^1$

素因数の和:22392

約数の個数: 32

約数和(自身を含む): 1212418368

約数和(自身を除く): 564051338

約数列:

[1, 2, 5, 10, 41, 71, 82, 142, 205, 355, 410, 710, 2911, 5822, 14555, 22273, 29110, 44546, 111365, 222730, 913193, 1581383, 1826386, 3162766, 4565965, 7906915, 9131930, 15813830, 64836703, 129673406, 324183515, 648367030]

約数ペア:

[(1, 648367030), (2, 324183515), (5, 129673406), (10, 64836703), (41, 15813830), (71, 9131930), (82, 7906915), (142, 4565965), (205, 3162766), (355, 1826386), (410, 1581383), (710, 913193), (2911, 222730), (5822, 111365), (14555, 44546), (22273, 29110)]