91475980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{3023}}^1$

素因数の和:3138

約数の個数: 48

約数和(自身を含む): 205752960

約数和(自身を除く): 114276980

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1513, 1780, 3023, 3026, 6046, 6052, 7565, 12092, 15115, 15130, 30230, 30260, 51391, 60460, 102782, 205564, 256955, 269047, 513910, 538094, 1027820, 1076188, 1345235, 2690470, 4573799, 5380940, 9147598, 18295196, 22868995, 45737990, 91475980]

約数ペア:

[(1, 91475980), (2, 45737990), (4, 22868995), (5, 18295196), (10, 9147598), (17, 5380940), (20, 4573799), (34, 2690470), (68, 1345235), (85, 1076188), (89, 1027820), (170, 538094), (178, 513910), (340, 269047), (356, 256955), (445, 205564), (890, 102782), (1513, 60460), (1780, 51391), (3023, 30260), (3026, 30230), (6046, 15130), (6052, 15115), (7565, 12092)]