89452900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{293}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 202112064

約数和(自身を除く): 112659164

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 71, 86, 100, 142, 172, 215, 284, 293, 355, 430, 586, 710, 860, 1075, 1172, 1420, 1465, 1775, 2150, 2930, 3053, 3550, 4300, 5860, 6106, 7100, 7325, 12212, 12599, 14650, 15265, 20803, 25198, 29300, 30530, 41606, 50396, 61060, 62995, 76325, 83212, 104015, 125990, 152650, 208030, 251980, 305300, 314975, 416060, 520075, 629950, 894529, 1040150, 1259900, 1789058, 2080300, 3578116, 4472645, 8945290, 17890580, 22363225, 44726450, 89452900]

約数ペア:

[(1, 89452900), (2, 44726450), (4, 22363225), (5, 17890580), (10, 8945290), (20, 4472645), (25, 3578116), (43, 2080300), (50, 1789058), (71, 1259900), (86, 1040150), (100, 894529), (142, 629950), (172, 520075), (215, 416060), (284, 314975), (293, 305300), (355, 251980), (430, 208030), (586, 152650), (710, 125990), (860, 104015), (1075, 83212), (1172, 76325), (1420, 62995), (1465, 61060), (1775, 50396), (2150, 41606), (2930, 30530), (3053, 29300), (3550, 25198), (4300, 20803), (5860, 15265), (6106, 14650), (7100, 12599), (7325, 12212)]