16400410

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 34673184

約数和(自身を除く): 18272774

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 41, 65, 82, 85, 130, 170, 181, 205, 221, 362, 410, 442, 533, 697, 905, 1066, 1105, 1394, 1810, 2210, 2353, 2665, 3077, 3485, 4706, 5330, 6154, 6970, 7421, 9061, 11765, 14842, 15385, 18122, 23530, 30770, 37105, 40001, 45305, 74210, 80002, 90610, 96473, 126157, 192946, 200005, 252314, 400010, 482365, 630785, 964730, 1261570, 1640041, 3280082, 8200205, 16400410]

約数ペア:

[(1, 16400410), (2, 8200205), (5, 3280082), (10, 1640041), (13, 1261570), (17, 964730), (26, 630785), (34, 482365), (41, 400010), (65, 252314), (82, 200005), (85, 192946), (130, 126157), (170, 96473), (181, 90610), (205, 80002), (221, 74210), (362, 45305), (410, 40001), (442, 37105), (533, 30770), (697, 23530), (905, 18122), (1066, 15385), (1105, 14842), (1394, 11765), (1810, 9061), (2210, 7421), (2353, 6970), (2665, 6154), (3077, 5330), (3485, 4706)]