72439870

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{4409}}^1$

素因数の和:4500

約数の個数: 32

約数和(自身を含む): 137168640

約数和(自身を除く): 64728770

約数列:

[1, 2, 5, 10, 31, 53, 62, 106, 155, 265, 310, 530, 1643, 3286, 4409, 8215, 8818, 16430, 22045, 44090, 136679, 233677, 273358, 467354, 683395, 1168385, 1366790, 2336770, 7243987, 14487974, 36219935, 72439870]

約数ペア:

[(1, 72439870), (2, 36219935), (5, 14487974), (10, 7243987), (31, 2336770), (53, 1366790), (62, 1168385), (106, 683395), (155, 467354), (265, 273358), (310, 233677), (530, 136679), (1643, 44090), (3286, 22045), (4409, 16430), (8215, 8818)]