15661323950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{221989}}^1$

素因数の和:222101

約数の個数: 48

約数和(自身を含む): 31215345840

約数和(自身を除く): 15554021890

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 83, 85, 166, 170, 415, 425, 830, 850, 1411, 2075, 2822, 4150, 7055, 14110, 35275, 70550, 221989, 443978, 1109945, 2219890, 3773813, 5549725, 7547626, 11099450, 18425087, 18869065, 36850174, 37738130, 92125435, 94345325, 184250870, 188690650, 313226479, 460627175, 626452958, 921254350, 1566132395, 3132264790, 7830661975, 15661323950]

約数ペア:

[(1, 15661323950), (2, 7830661975), (5, 3132264790), (10, 1566132395), (17, 921254350), (25, 626452958), (34, 460627175), (50, 313226479), (83, 188690650), (85, 184250870), (166, 94345325), (170, 92125435), (415, 37738130), (425, 36850174), (830, 18869065), (850, 18425087), (1411, 11099450), (2075, 7547626), (2822, 5549725), (4150, 3773813), (7055, 2219890), (14110, 1109945), (35275, 443978), (70550, 221989)]