28796300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1303}}^1$

素因数の和:1347

約数の個数: 72

約数和(自身を含む): 71307936

約数和(自身を除く): 42511636

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 650, 850, 884, 1105, 1300, 1303, 1700, 2210, 2606, 4420, 5212, 5525, 6515, 11050, 13030, 16939, 22100, 22151, 26060, 32575, 33878, 44302, 65150, 67756, 84695, 88604, 110755, 130300, 169390, 221510, 287963, 338780, 423475, 443020, 553775, 575926, 846950, 1107550, 1151852, 1439815, 1693900, 2215100, 2879630, 5759260, 7199075, 14398150, 28796300]

約数ペア:

[(1, 28796300), (2, 14398150), (4, 7199075), (5, 5759260), (10, 2879630), (13, 2215100), (17, 1693900), (20, 1439815), (25, 1151852), (26, 1107550), (34, 846950), (50, 575926), (52, 553775), (65, 443020), (68, 423475), (85, 338780), (100, 287963), (130, 221510), (170, 169390), (221, 130300), (260, 110755), (325, 88604), (340, 84695), (425, 67756), (442, 65150), (650, 44302), (850, 33878), (884, 32575), (1105, 26060), (1300, 22151), (1303, 22100), (1700, 16939), (2210, 13030), (2606, 11050), (4420, 6515), (5212, 5525)]