29102680

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{257}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 69660000

約数和(自身を除く): 40557320

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 149, 152, 190, 257, 298, 380, 514, 596, 745, 760, 1028, 1192, 1285, 1490, 2056, 2570, 2831, 2980, 4883, 5140, 5662, 5960, 9766, 10280, 11324, 14155, 19532, 22648, 24415, 28310, 38293, 39064, 48830, 56620, 76586, 97660, 113240, 153172, 191465, 195320, 306344, 382930, 727567, 765860, 1455134, 1531720, 2910268, 3637835, 5820536, 7275670, 14551340, 29102680]

約数ペア:

[(1, 29102680), (2, 14551340), (4, 7275670), (5, 5820536), (8, 3637835), (10, 2910268), (19, 1531720), (20, 1455134), (38, 765860), (40, 727567), (76, 382930), (95, 306344), (149, 195320), (152, 191465), (190, 153172), (257, 113240), (298, 97660), (380, 76586), (514, 56620), (596, 48830), (745, 39064), (760, 38293), (1028, 28310), (1192, 24415), (1285, 22648), (1490, 19532), (2056, 14155), (2570, 11324), (2831, 10280), (2980, 9766), (4883, 5960), (5140, 5662)]