831004850

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{2239}}^1$

素因数の和:2835

約数の個数: 48

約数和(自身を含む): 1668226560

約数和(自身を除く): 837221710

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 571, 650, 1142, 2239, 2855, 4478, 5710, 7423, 11195, 14275, 14846, 22390, 28550, 29107, 37115, 55975, 58214, 74230, 111950, 145535, 185575, 291070, 371150, 727675, 1278469, 1455350, 2556938, 6392345, 12784690, 16620097, 31961725, 33240194, 63923450, 83100485, 166200970, 415502425, 831004850]

約数ペア:

[(1, 831004850), (2, 415502425), (5, 166200970), (10, 83100485), (13, 63923450), (25, 33240194), (26, 31961725), (50, 16620097), (65, 12784690), (130, 6392345), (325, 2556938), (571, 1455350), (650, 1278469), (1142, 727675), (2239, 371150), (2855, 291070), (4478, 185575), (5710, 145535), (7423, 111950), (11195, 74230), (14275, 58214), (14846, 55975), (22390, 37115), (28550, 29107)]