155889490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^3\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 315705600

約数和(自身を除く): 159816110

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 167, 170, 190, 289, 323, 334, 578, 646, 835, 1445, 1615, 1670, 2839, 2890, 3173, 3230, 4913, 5491, 5678, 6346, 9826, 10982, 14195, 15865, 24565, 27455, 28390, 31730, 48263, 49130, 53941, 54910, 93347, 96526, 107882, 186694, 241315, 269705, 466735, 482630, 539410, 820471, 916997, 933470, 1640942, 1833994, 4102355, 4584985, 8204710, 9169970, 15588949, 31177898, 77944745, 155889490]

約数ペア:

[(1, 155889490), (2, 77944745), (5, 31177898), (10, 15588949), (17, 9169970), (19, 8204710), (34, 4584985), (38, 4102355), (85, 1833994), (95, 1640942), (167, 933470), (170, 916997), (190, 820471), (289, 539410), (323, 482630), (334, 466735), (578, 269705), (646, 241315), (835, 186694), (1445, 107882), (1615, 96526), (1670, 93347), (2839, 54910), (2890, 53941), (3173, 49130), (3230, 48263), (4913, 31730), (5491, 28390), (5678, 27455), (6346, 24565), (9826, 15865), (10982, 14195)]