28735850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4019}}^1$

素因数の和:4055

約数の個数: 48

約数和(自身を含む): 62808480

約数和(自身を除く): 34072630

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 4019, 7150, 8038, 20095, 40190, 44209, 52247, 88418, 100475, 104494, 200950, 221045, 261235, 442090, 522470, 574717, 1105225, 1149434, 1306175, 2210450, 2612350, 2873585, 5747170, 14367925, 28735850]

約数ペア:

[(1, 28735850), (2, 14367925), (5, 5747170), (10, 2873585), (11, 2612350), (13, 2210450), (22, 1306175), (25, 1149434), (26, 1105225), (50, 574717), (55, 522470), (65, 442090), (110, 261235), (130, 221045), (143, 200950), (275, 104494), (286, 100475), (325, 88418), (550, 52247), (650, 44209), (715, 40190), (1430, 20095), (3575, 8038), (4019, 7150)]