72828340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{16477}}^1$

素因数の和:16516

約数の個数: 48

約数和(自身を含む): 174403152

約数和(自身を除く): 101574812

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 16477, 32954, 65908, 82385, 164770, 214201, 280109, 329540, 428402, 560218, 856804, 1071005, 1120436, 1400545, 2142010, 2801090, 3641417, 4284020, 5602180, 7282834, 14565668, 18207085, 36414170, 72828340]

約数ペア:

[(1, 72828340), (2, 36414170), (4, 18207085), (5, 14565668), (10, 7282834), (13, 5602180), (17, 4284020), (20, 3641417), (26, 2801090), (34, 2142010), (52, 1400545), (65, 1120436), (68, 1071005), (85, 856804), (130, 560218), (170, 428402), (221, 329540), (260, 280109), (340, 214201), (442, 164770), (884, 82385), (1105, 65908), (2210, 32954), (4420, 16477)]