98968720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{65111}}^1$

素因数の和:65143

約数の個数: 40

約数和(自身を含む): 242216640

約数和(自身を除く): 143247920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 65111, 130222, 260444, 325555, 520888, 651110, 1041776, 1237109, 1302220, 2474218, 2604440, 4948436, 5208880, 6185545, 9896872, 12371090, 19793744, 24742180, 49484360, 98968720]

約数ペア:

[(1, 98968720), (2, 49484360), (4, 24742180), (5, 19793744), (8, 12371090), (10, 9896872), (16, 6185545), (19, 5208880), (20, 4948436), (38, 2604440), (40, 2474218), (76, 1302220), (80, 1237109), (95, 1041776), (152, 651110), (190, 520888), (304, 325555), (380, 260444), (760, 130222), (1520, 65111)]