127291211720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{102654203}}^1$

素因数の和:102654245

約数の個数: 32

約数和(自身を含む): 295644107520

約数和(自身を除く): 168352895800

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 102654203, 205308406, 410616812, 513271015, 821233624, 1026542030, 2053084060, 3182280293, 4106168120, 6364560586, 12729121172, 15911401465, 25458242344, 31822802930, 63645605860, 127291211720]

約数ペア:

[(1, 127291211720), (2, 63645605860), (4, 31822802930), (5, 25458242344), (8, 15911401465), (10, 12729121172), (20, 6364560586), (31, 4106168120), (40, 3182280293), (62, 2053084060), (124, 1026542030), (155, 821233624), (248, 513271015), (310, 410616812), (620, 205308406), (1240, 102654203)]