64898340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83203}}^1$

素因数の和:83228

約数の個数: 48

約数和(自身を含む): 195695808

約数和(自身を除く): 130797468

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 83203, 166406, 249609, 332812, 416015, 499218, 832030, 998436, 1081639, 1248045, 1664060, 2163278, 2496090, 3244917, 4326556, 4992180, 5408195, 6489834, 10816390, 12979668, 16224585, 21632780, 32449170, 64898340]

約数ペア:

[(1, 64898340), (2, 32449170), (3, 21632780), (4, 16224585), (5, 12979668), (6, 10816390), (10, 6489834), (12, 5408195), (13, 4992180), (15, 4326556), (20, 3244917), (26, 2496090), (30, 2163278), (39, 1664060), (52, 1248045), (60, 1081639), (65, 998436), (78, 832030), (130, 499218), (156, 416015), (195, 332812), (260, 249609), (390, 166406), (780, 83203)]